What is the value of a in the equation 3a + 4 = 10

Answers

Answer 1

Answer:

2

Step-by-step explanation:

10- 4 is 6 and 6 / 3 is 2

Answer 2

Answer:

a = 2

Step-by-step explanation:

3 + 4 − 4 = 10 − 4= a= 2

Pls give brainlist if this was helpful


Related Questions

Can someone answer this question please, and also show the work.

The question: x+5<6

Answers

Answer:

x<1 I believe.

Step-by-step explanation:

Subtract -5 from 5 and do the same with the other side making the other side 1. So you get left with the answer.

Help me with Thai math it’s worth 22 points PLZZ answer ALL of them

Answers

Answer:

supply (B)A step in process (A) (b)(A)

Find the length of each arc. Use the exact answer

Answers

Answer:

Option D = 16π/3 ft

Step-by-step explanation:

Arc length formula is written Mathematically as:

Arc length = 2πr × θ /360

r = 4 ft

θ = Central angle in degrees = 240°

2 × π × 4 × 240/360

8π × 240/360

8π × 20/30

16π/3 ft

So, the arc length is 16π/3 ft

7.8x = 32.76


Show your work

Answers

Answer:

x=4.2

Step-by-step explanation:

7.8x  =   32.76

/7.8          /7.8

x=4.2

The dice is thrown 50 times and lands on an odd number 28 times .work out the experimental probability of getting an even number​

Answers

Answer:

0.44

Step-by-step explanation:

50-28=22

22/50

11/25

about 0.44

A restaurant wants to study how well its salads sell. The circle graph shows the sales over the past few days. If 5 of the salads sold were Caesar salads, how many total salads did the restaurant sell?​

Answers

Answer:

20

Step-by-step explanation:

Together they swam a total of 175 laps. Swimmer B swam 25 more than twice as many laps as Swimmer A.

Answers

Answer:

75

Step-by-step explanation:

175= 25+2a

The number of laps that Swimmer A swam was 50 laps.

How to form mathematical expression from the given description?

You can represent the unknown amounts by the use of variables. Follow whatever the description is and convert it one by one mathematically. For example if it is asked to increase some item by 4 , then you can add 4 in that item to increase it by 4. If something is for example, doubled, then you can multiply that thing by 2 and so on methods can be used to convert description to mathematical expressions.

Let we suppose that:

Swimmer A swam x lapsSwimmer B swam y laps.

Then, according to the given data, we have:

x + y = 175 laps

y = 25 + 2x (25 more than twice of laps of A is the number of laps of B).

Thus, we get a system of two equations as:

[tex]x + y = 175\\y = 25 + 2x\\[/tex]

From second equation, putting value of y in first equation, we get:

[tex]x + (25 + 2x) = 175\\3x + 25 = 175\\3x = 150\\\\x = \dfrac{150}{3} = 50 \: \rm laps[/tex]

As x is the number of laps Swimmer A swam, thus, the number of laps that Swimmer A swam was 50 laps.

Learn more about solving system of linear equations here:

https://brainly.com/question/13722693

WILL GIVE BRAINLIEST Help needed asap

Answers

Answer:

3rd option: The number of protons and neutrons

Step-by-step explanation:

Protons are positively charged

Neutrons are negatively charged

You can easily remember this by the P and N

For an object to be "neutral", the protons and neutrons have to be equal. If they are not equal it will be positively charged of negatively charged.

Skill
Figure A is a scale image of figure B.
Area
Figure A
Area
probi
Quiz
Prace
upo
Figure B
Verti
supp
12
2
Figure A maps to figure B with a scale factor of
7
Unit
Test
What is the value of x?

Answers

Answer:

42

Step-by-step explanation:

you have to do 12 ÷2/7 to get the answer

The lengths, in cm, of the sides of a triangle are 3x – 5, 2x – 1 and x + 1 (a) Write down an expression, in terms of x, for the perimeter of the triangle.

Answers

Answer: [tex]6x-5[/tex]

Step-by-step explanation:

Given

The side lengths of a triangle are  [tex]3x-5, 2x-1,\text{and}\ x+1[/tex]

Perimeter(P) is the sum of the side length of the triangle i.e.

[tex]\Rightarrow P=3x-5+2x-1+x+1\\\Rightarrow P=6x-5[/tex]

Therefore, the perimeter of the triangle is [tex]6x-5[/tex]

Need help with this question

Answers

Answer:

x = 2.3

Step-by-step explanation:

Since we know all three sides, what we do here is multiply side a & b's lengths together and divide by the hypotenuse. (a + b)/c

(2.5 * 6)/6.5

Step 1: Multiply 2.5 by 6 to get 15.

15/6.5

Step 2: Convert 6.5 into a whole number by multiplying it by 10. Make sure to do that to the 15 as well.

150/65

Step 3: 150/65 simplifies to 30/13 (GCF: 5).

30/13

Step 4: 30/13 becomes 2 4/13.

2 4/13

Step 5: 2 4/13 rounds to 2.3

2.3 is the value of x.

How many solutions can be found for the equation 3z + 2[z - 3) = 7z+12

Answers

Given :-

3z + 2(z - 3) = 7z + 12

Solution :-

3z + 2(z - 3) = 7z + 12

3z + 2z - 6 = 7z + 12

3z + 2z - 7z = 12 + 6

5z - 7z = 18

-2z = 18

z = 18/2

z = 9

[tex] \\ [/tex]

Answered by - ItzAdmire

Given :-

3z + 2(z - 3) = 7z + 12

Solution :-

3z + 2(z - 3) = 7z + 12

3z + 2z - 6 = 7z + 12

3z + 2z - 7z = 12 + 6

5z - 7z = 18

-2z = 18

z = 18/2

z = 9

[tex] \\ [/tex]

Answered by - ItzMaster

Which of the following terms correctly describe the object below? Check all that apply.

A. Cube B. Polyhedron C. Prism D. Solid E. Pyramid F. Polygon

Answers

Answer:

solid shape

Step-by-step explanation:

Jak mam uzbierać szybko na nowego Samsunga Galaxy s21+ bo potrzebuje jeszcze 2 900zł Pls szybko daje naj

Answers

Answer:

yesss queeen

Step-by-step explanation:

Solve the equation for x:

2(x+3)−12=18

Answers

Answer: X=12

→Hope this helps!←

a 3 inch radius circle is drawn inside a 7 in radius Circle if you throw a dart at the circles what is the probability you land inside the smaller circles​

Answers

Answer:0.82

Step-by-step explanation:

The first step is to determine the areas of the inner and the bigger circles.

The formula for determining the area of a circle is expressed as

Area = πr²

Where

r represents the radius of the circle.

π is a constant whose value is 3.14

Considering the inner circle,

diameter = 148.4 cm

Radius = 3 inches

Area = 3.14 × 3² = 28.26 inches²

Considering the bigger circle,

Radius = 7 inches

Area = 3.14 × 7² = 153.86 inches²

The area between the bigger and inner circles is

153.86 - 28.26 = 125.6 inches²

Probability = number of favourable outcome/number of total outcome.

the probability you land inside the bigger circle but outside smaller circle is

125.6/153.86 = 0.82

Please, help! Help! Help!

Answers

Answer:

HOW DO I ANSWER THIS

Step-by-step explanation:

pls help pls help!!!!! ok ty

Answers

Answer:

D

Step-by-step explanation:

Indepedent values basically means the x-values

Also sorry for last answer

Help me pless!!!!!!!!!

Answers

Answer:

p = 7

Step-by-step explanation:

2p = 14

p = 14/2

p = 7

Please help! If you do you will get 'Brainliest'

Answers

Answer:

B) -1

Step-by-step explanation:

Move point A to one, it has moved 1/2

Move to 0 it has moved 1 1/2 from point A

Move to -1 it has moved 2 1/2 from point A

Mhanifa Plz help me with this thank you!

Answers

Answer:

D

Step-by-step explanation:

This is an example of the Pythagorean theorem.

In triangle BEH, the sum of the squares of the sides of the two smaller sides, BE and BH is equal to the longest side squared, EH.

Expand and simplify:
m(-12-4n+3)​

Answers

Answer:

-9m-4mn

Step-by-step explanation:

1) m(-12-4n+3)​

Rearrange the equation.

2) m(-12+3-4n)​

3) m(-9-4n)​

Cross multiply.

4) -9m-4mn

|2a+1|=1 plz help and no link

Answers

Answer:

2a+1=1

or, 2a=1-1

or, 2a=0

or, a=0/2

or, a=2

Step-by-step explanation:

please check the answer correct or wrong


Find the area of this triangle. PLS HELPP!!

Answers

Answer: 152ft squared

Step-by-step explanation:

When solving the area of a triangle you multiply by 1/2 so your equation would be 1/2*16*19 = 152ft squared. (Do not forget your units in other problems!!!)

Yes the answer is 152ft².


use the formula:

A = 1/2bh

substitute:

A= 1/2 x 16 x 19
= 152


Other ways you can put it into your calculator:

• 0.5 x 16 x 19
• 8 x 19 (half the 16)

Uehehejjdjdjejjejejjdjdjejejejejejjejejejeejjd

Answers

Answer:

kgkbfkbfbk3grrkmfbhrfikrk

Answer:

thank you for the free point i guess

Step-by-step explanation:

can u mark me brainlest plz

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14m to 140cm witch is more

Answers

Answer:

14 m is more

Step-by-step explanation:

14 meters = 1400 cm

14 x 100=1400

Answer:

14 m is more

Step-by-step explanation:

1 m = 100 cm

14 m

= 14 x 100

= 1400 cm

1400 cm > 140 cm

14 m > 140 cm

PLSSSS HELPPPPPP 20 POINTS



the 180 days of school last year. Grace was absent 15 days . What percent of the days was she absent

Answers

i think the answer is 27%

Please, please help! Simplify the following:

Answers

Answer:

-15

Step-by-step explanation:

(5) x (-3) = -15

Which formula below belongs to this shape?
Height
Base
length + width
Length times Width
wrong answer
Width/ base
Base times Height

Answers

Length times width is the right answer

4x4+4x3-9x2-x+2 = x-1

Answers

x=6 1/2 or 13/2 or 6.5
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