Find the value of y when x= 7.
y=-4x

Answers

Answer 1

Answer:

y = -28

Step-by-step explanation:

y=-4x

Let x=7

y = -4*7

y = -28

Answer 2
Y= -4x
First enter in the 7 as X
Y = -4 (7)
You will then multiply -4 • 7 [the “•” is another way or saying multiply just use it so you won’t get the symbol and X confused]

Once you have multiples the answer will be

Y = -28

Related Questions

Please help
I’m so confused
Please don’t use the link joke

Answers

Answer:

i think it's 2.2

Step-by-step explanation:

it looks like (5,11) is a point that the line crosses so when you divide 11 by 5, would get 2.2

pls help help help help​

Answers

So you plug in 7 wherever you see a T so it would be 2(7)-3 you simplify it and you’re answer is 11

can someone get me the moderator eric's profile link? thanks.
but also I have a math question.
Approximate: log 1/2 5
[tex]log_{1/2} 5[/tex]

2.3219

–0.4307

–2.3219

0.4307

IT'S C

Answers

Answer:log1/25=-2.32193

Step-by-step explanation:

Given : Expression log1/25

To find : The solution of the given expression?

Solution:

We have given expression log1/25

If you want me to show my work tell me but it is a long process so yeh but the answer is -2.32193.

Answer:

-2.32193

Step-by-step explanation:

Applying logarithmic property:

[tex]log_ba=\frac{log_ea}{log_eb}=\frac{In\;a}{In\;b}[/tex]

Solve:

[tex]log_\frac{1}{2}5=\frac{In(5)}{In\;\frac{1}{2}}[/tex]

[tex]\frac{In(5)}{In\;\frac{1}{2}}=\frac{1.60943}{-0.69315}[/tex]

[tex]\frac{In(5)}{In\frac{1}{2}}=-2.32193[/tex]

Hence, answer = -2.32193

Eric's Profile Link ⇒ https://brainly.com/app/profile/13095222/answers

~Lenvy~


URGENT!!

A rectangular prism made of 1/4-inch cubes is shown.




What is the volume of the rectangular prism? Do not include units in your answer.

Answers

Answer:

1 1/2

Step-by-step explanation:

find the L W H and multiply it and divide by 1/4.

Hope this helps :)

The volume of the rectangular prism is 24 inches cube.

What is volume?

Volume is the scalar quantity of any object that specified occupied space in 3D.

For example, the space in our room is referred to as volume.

Volume has units of cube example meter³,cm³, etc.

The volume of cuboid = length × height × width.

The volume of the cube = side³.

Given the rectangular prism with a bunch of small cubes whose volume is 1/4 inches³.

Number of small cubes = 8 × 4 × 3 = 96

The volume of the complete prism = Volume of 1 cube × the Number of small cubes.

The volume of the complete prism = 1/4 × 96

The volume of the complete prism = 26 inch³.

Hence "The volume of the rectangular prism is 24 inches cube".

To learn more about volume,

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Solve for x.
(x - 12)
2x
51

Answers

Answer:

114

Step-by-step explanation:

144 is the answer I think

Find the length and surface area.

Width = 2

Height = 12

Volume = 240​

Answers

Answer:

Length: 10

Surface Area: 20

Step-by-step explanation:

Length:

2*12=24

240/24=10

Surface Area:

2*10=20

Please help me. I don’t understand matrices

Answers

Answer:

A. [tex]\orange {\begin{bmatrix} 4 & 11 \\ 3 & 0 \end{bmatrix}} [/tex]

Step-by-step explanation:

[tex] A= \begin{bmatrix} 5 & - 8 \\ 3 & 0\end{bmatrix} \: and \: B= \begin{bmatrix} 2 & - 9 \\ 1 & 0\end{bmatrix} [/tex]

[tex]\therefore 2A= 2\begin{bmatrix} 5 & - 8 \\ 3 & 0\end{bmatrix} \: and \: \: 3B= 3\begin{bmatrix} 2 & - 9 \\ 1 & 0\end{bmatrix} [/tex]

[tex]\therefore 2A= \begin{bmatrix} 10 & - 16 \\ 6 & 0 \end{bmatrix} \: and \: \: 3B= \begin{bmatrix} 6 & - 27 \\ 3 & 0\end{bmatrix} [/tex]

[tex]\therefore 2A-3B= \begin{bmatrix} 10 & - 16 \\ 6 & 0 \end{bmatrix} - \begin{bmatrix} 6 & - 27 \\ 3 & 0 \end{bmatrix} [/tex]

[tex]\therefore 2A-3B= \begin{bmatrix} 10-6 & - 16-(-27) \\ 6-3 & 0-0 \end{bmatrix} [/tex]

[tex]\therefore 2A-3B= \begin{bmatrix} 4 & - 16+27 \\ 3 & 0 \end{bmatrix} [/tex]

[tex]\huge \red {\therefore 2A-3B= \begin{bmatrix} 4 & 11 \\ 3 & 0 \end{bmatrix}} [/tex]

what would this be please?

Answers

Answer:

I know the drawing is not cool :), But it is right

Step-by-step explanation:

I hope that is useful for you :)

The height of a rocket is modeled by h(t) = -(4t-12)(4t-36). How long after reaching its maximum height does it take for the rocket to hit the ground?

A. 3 seconds
B. 4.5 seconds
C. 7.5 seconds
D. 12 seconds

Answers

Answer:

A. 3 seconds

Step-by-step explanation:

A phone company charges a sign-up fee of $3.50, plus $x for every hour the phone is
used. If Brian talked on the phone for 12 hours and paid a total of $75.50, which of the
following equations can be used to find, x, the hourly rate of the phone plan?

Answers

Answer:

...........................

Please Help, solve this create and solve system of equations and solve for x and y

Answers

Answer:

x = 4, y = 12

Step-by-step explanation:

The opposite angles of a cyclic quadrilateral sum to 180° , then

25x - 2 + 7y - 2 = 180

25x + 7y - 4 = 180 ( add 4 to both sides )

25x + 7y = 184 → (1)

--------------------------

22x + 7 + 7y + 1 = 180

22x + 7y + 8 = 180 ( subtract 8 from both sides )

22x + 7y = 172 → (2)

Subtract (2) from (1) term by term to eliminate y

3x + 0 = 12

3x = 12 ( divide both sides by 3 )

x = 4

Substitute x = 4 into either of the 2 equations and solve for y

Substituting into (1)

25(4) + 7y = 184

100 + 7y = 184

7y = 84 ( divide both sides by 7 )

y = 12


help me pls!:)

don’t mind the last one

Answers

Answer:

bh

Step-by-step explanation:

for a parallelogram, the area is equal to the base multiplied by the height.

The square root of x is less than or equal to 6, select all that apply. Answers: 22 77 1296 -2 17 36

Answers

Answer:

The answer is "36"

Step-by-step explanation:

Given:

[tex]\to \bold{\sqrt{x} \leq 6}[/tex]

Square the above value:

[tex]\to (\sqrt{x})^2 \leq (6)^2\\\\\to x \leq 36\\\\[/tex]

(-6,4) (4,-6) simplified into radical form

Answers

Answer:

radical of 6 and radical of 2, radical of 2

Step-by-step explanation:

If you were to roll two dice, how many different ways could you roll double fours?

Answers

Answer:

There are 6 ways we can roll doubles out of a possible 36 rolls (6 x 6), for a probability of 6/36, or 1/6, on any roll of two fair dice. So you have a 16.7% probability of rolling doubles with 2 fair six-sided dice

Step-by-step explanation:

PLEASE HELPPP ME!!!!
don’t put the link/ file things it gives me ur info and then i can hack;)

Answers

Answer:

it will go up as all the groups will be removed from lower side reducing it's weights

(PLS HELP IVE BEEN HELPING AND NOONES HELPING ME) its a lil question I will give brainly and you’ll get lots of points for a multiple choice

Answers

Answer:

The answer would be; y+(x-6)^2-44

Step-by-step explanation:

Desmos helps you align the two graphs :)

Jeremiah spent $68 for concert tickets. He bought one adult ticket for $18 and several children's tickets for $10 each. Which number line represents the number of children's tickets Jeremiah bought?​

Answers

Five child tickets and I know it

Your welcome

Is this a function? Why or why not?

Answers

Answer:

Yes because there are no repeated dependent variables.

Step-by-step explanation:

I need the answer pls

Answers

Answer:

Mean = 25, Median = 21, Mode = 38, Range = 23

Step-by-step explanation:

sort from smallest to greatest

15, 18, 19, 21, 26, 38, 38

mean = [tex]\frac{sum}{# of terms}[/tex] = [tex]\frac{175}{7}[/tex] = 25

median = middle = 21

mode = more than 1 of the same # = 38

Range = largest - smallest = 38-15 = 23

The price of a train season ticket increased by 4%.
The price of the ticket increased by £ 152.20
Work out the price of the train ticket before the increase.

Answers

The original price of the train ticket will be £3805.

What is the percentage?

The Percentage is defined as representing any number with respect to the 100. It is denoted by the sign %.

Given that:-

The price of a train season ticket increased by 4%.The price of the ticket increased by £152.20

The original price will be calculated as:-

4 %  =  152.20

1 % =  152.20 / 4

1 %  = 38.05

So 100 percent will be calculated by multiplying by 100 on both sides.

100 % = 38.05 x 100

100% = 3805

Therefore the original price of the train ticket will be £3805.

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Use the diagram to solve the following problem. What is 80% of 20?

Answers

Answer

80% of 20 is 16

Step-by-step explanation:

Answer:

16

Step-by-step explanation:

80% = [tex]\frac{8}{10}[/tex]

[tex]\frac{8}{10} =\frac{4}{5}[/tex]

Four of the five show categories.

4 × 4 = 16

giving brainliest, find the volume ty ty

Answers

Answer:

B. 414.5

Formula:

radius (r^2) pi (π) height/3

Multiply pi times 6^2 times 11 over 3.

(Incase you don't know, ^2 means an exponent)

(π) (6^2) (11/3) = 414.5

I hope this helped!+*♡

Which table has a constant of proportionality between y and x of 12?
a)
х
1/2
2
10
у
6
24
120
b)
Х
1/4
3
12
y
3
60
144
c)
Х
1/3
6
9
у
4
78
117

Answers

Answer:

it is B

Step-by-step explanation:

because it has all the basic in 12

Read this excerpt from Thomas Campbell’s ""Lord Ullin’s Daughter."" In what two ways is it a narrative poem?

Answers

Answer:

it contains charecter it contain setting ik i spelt wrong idc

Step-by-step explanation:

brainliest now

What is the answer to question b and d

Answers

Answer:

Step-by-step explanation:

a) -3

b) 5

c) -2

d) -6

Answer:

a) (-3)

b) 5

c) (-2)

d) (-6)

Hope it helps!!

Find X
Please and thank you!

Answers

x=28

Step-by-step explanation:

angle bisector splits the angle through the middle

so we can say both equations are equal so you can solve 2x-15=1x+13

Step-by-step explanation:

✧ [tex] \underline{ \underline{ \large{ \tt\red{G \: I \: V \: E \: N}}}} : [/tex]

JM is an angle bisector of ∠ ZJF.∠ ZJM = (2x - 15)° , ∠ MJF = ( 1x + 13 ) °

❅ [tex] \underline{ \underline{ \large{ \tt{ \purple{T \: O \: \: F \: I \: N\: D}}}}} : [/tex]

Value of x

☄ [tex] \underline{ \underline{ \large{ \orange{ \tt{S\: O \: L \: U \: T \: I \: O \: N}}}}} : [/tex]

~Set up an equation & solve for x :

☃ [tex] \large{ \bf{(2x - 15 ) \degree= ( 1x + 13) \degree }}[/tex]

[ Since JM is a angular bisector of ∠ ZJF , ∠ ZJM = ∠ MJF ]

~ Move 1x to left hand side and change it's sign. Likewise , Move 15 to right hand side and change it's sign

⟶ [tex] \large{ \bf{2x -1x = 13 + 15}}[/tex]

⟶ [tex] \boxed{ \large{ \bf{x = 28 \degree}}}[/tex]

☂ [tex] \boxed{ \boxed{ \underline{ \underline{ \large{ \bold{ \pink{ \tt{Our \: Final \: Answer : \boxed{ \bold{ \red{x = 28 \degree}}}}}}}}}}}[/tex]

♨ [tex] \underline{ \text{HOPE \: I\: HELPED}}[/tex] !! ♡

♪ [tex] \underline{ \underline{ \text{HAVE \: A \: WONDERFUL \: DAY / \: NIGHT}}}[/tex]♕

☛ [tex] \underbrace{ \overbrace{ \mathfrak{Carry \: On \:Learning}}}[/tex] ✎

▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁

What is the VALUE OF X PLS HELPP

Answers

Answer: I think it would be 285.

Step-by-step explanation:

A circle is 360* so I did 360-75. Hope this helps!!!

Can u help me guys this is hard

Answers

25% as a fraction is 1/4 and as a decimal it’s 0.25
1/2 as a percentage is 25% and as a decimal it’s 0.25
6.66% as a fraction is 333/50 and as a percentage it’s 666%

In a team of 24 players, about 80% of the team was on the honor roll last quarter. How many students were on the honor roll?​

Answers

Answer:

19

Step-by-step explanation:

24 * 80% = 24*0.8 = 24* 8/10 = 24*4/5 = 96/5 = 19.2

round down becuase 0.2, or 20% of a person can not earn honor roll without suffering catastrophic organ failure.

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