The rectangle has a length of 5x - 10 and a width of 2x. The perimeter is 120 units. Solve for x and use it to identify the actual length and width.

The Rectangle Has A Length Of 5x - 10 And A Width Of 2x. The Perimeter Is 120 Units. Solve For X And

Answers

Answer 1

Answer: x= 10

Step-by-step explanation:

l= 40

w=20

P=l+w+l+w

120=5x-10+2x+5x-10+2x

120= 14x-20

120+20=14

140=14x

x=10

Answer 2

Answer:

x=10

L=40

W=20

Step-by-step explanation:

P=2L+2W

120=2(5x-10)+2(2x)

120=10x-20+4x

120=14x-20

14x=140

x=140/14=10

then substitute


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0.05 is blank of 0.5

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0.05 × 10 = 0.5

PLEASE MARK ME AS BRAINLIEST

The decimal 0.05 is 10 times the decimal number 0.5.

What is a decimal number?

The accepted method for representing both integer and non-integer numbers is the decimal numeral system. Decimal notation is the term used to describe the method of representing numbers in the decimal system.

A number is a numerical unit of measurement and labeling in mathematics. The first examples are the numbers 1, 2, 3, and 4.

The given decimals are 0.05 and 0.5. The expression will be solved as below:-

When the number 0.05 is multiplied by 10 then it will become 0.5.

0.05 x 10 = 0.5

Therefore, the decimal 0.05 is 10 times the decimal number 0.5.

To know more about decimal numbers follow

https://brainly.com/question/1827193

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This is due soon help

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Answer:

What where I can't see it...

Answer:

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Suppose that 2% of a population carries antibodies to a virus. For a research project, you need 30 people
with antibodies to the virus. How many people should you test so that the expected number of people with
the antibodies is 30?

Answers

Answer:

1500

Step-by-step explanation:

p = number of people who should be tested

.02p = 30

p = 30/.02

p = 1500

A metal strip is being installed around a workbench that is 7 feet long and 2 feet wide. Find how much stripping is needed

Answers

18 ft will wrap the perimeter!!! Hope it helps

if x+y=5, then what does y-5 equal?

Answers

Answer:

-x

Step-by-step explanation:

rearrange the terms by adding or subtracting the same thing from both sides:

[tex]x+y=5\\y = 5 - x\\y - 5 = -x[/tex]

Line DCE is parallel to line AB
a) Find the size of angle ABC
b) Find the size of angle DCA
c) Calculate the size of angle ACB

Answers

Answer:

Angle DCA = Angle CAB. (Alternate Interior Angle)

Angle DCA = 68°

Angles(DCA + ACB + BCE) = 180°. (Linear Pair)

Angle ACB + 68° + 33° = 180°

Angle ACB = 79°

Therefore,

Angle ABC = 33°. (Alternate Interior Angle)

Ethan earns 64.00 in a day. If a month has 22
work days, then what is Ethan's monthly pay?

Answers

Answer:

$1408

Step-by-step explanation:

64 * 22 = 1408

Answer:

1408

Step-by-step explanation:

22x64=1408

Hope this helps!!!!

What is the answer to 2x+3=7?​

Answers

Answer:

x = 2

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Step-by-step explanation:

Step 1: Define

2x + 3 = 7

Step 2: Solve for x

[Subtraction Property of Equality] Subtract 3 on both sides:                        2x = 4[Division Property of Equality] Divide 2 on both sides:                                  x = 2

Kylie and Matt are driving out of town, leaving from the same house in

different cars. Matt drives at a rate of 40 miles per hour. Matt drives 50

miles before Kylie begins traveling. Kylie drives at a rate of 50 miles per

hour. .

Answers

Answer:

They will meet in 5 hours.

Step-by-step explanation:

This question should ask how long until they meet.

Matt drives at a rate of 40 miles per hour. Matt drives 50 miles before Kylie begins traveling.

So the total distance for Matt is given by:

[tex]M(t) = 40t + 50[/tex]

Kylie drives at a rate of 50 miles per hour.

When he starts(at position 0), Matt will be already at 50. So Kylie's equation is given by:

[tex]K(t) = 50t[/tex]

How many hours until they meet?

This is t for which:

[tex]K(t) = M(t)[/tex]

So

[tex]50t = 40t + 50[/tex]

[tex]10t = 50[/tex]

[tex]t = \frac{50}{10}[/tex]

[tex]t = 5[/tex]

They will meet in 5 hours.

3t + 7 = 2 +5t , then find the value of t.​

Answers

Answer:

t = 5/2

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right  

Equality Properties

Multiplication Property of EqualityDivision Property of EqualityAddition Property of EqualitySubtraction Property of Equality

Algebra I

Terms/Coefficients

Step-by-step explanation:

Step 1: Define

3t + 7 = 2 + 5t

Step 2: Solve for t

[Subtraction Property of Equality] Isolate t terms:                                        7 = 2 + 2t[Subtraction Property of Equality] Isolate t term:                                         5 = 2t[Division Property of Equality] Isolate t:                                                        5/2 = tRewrite:                                                                                                             t = 5/2

Answer:

t = ⁵⁄₂ or 2.5

Explanation:

3t + 7 = 2 + 5t

Simplify both sides of the equation

3t + 7 = 5t + 2

Subtract 5t from both sides

3t + 7 − 5t = 5t + 2 − 5t

−2t + 7 = 2

Subtract 7 from both sides

−2t + 7 − 7 = 2 − 7

−2t = −5

Divide both sides by -2

−2t / -2 = −5 / -2

Simplify

t = ⁵⁄₂

Turn the fraction into a decimal

t = 2.5

t = ⁵⁄₂ or 2.5

Evaluate x + 12 when x=5

Answers

Answer:

17

Step-by-step explanation:

5+12

Answer:

the answer is 17.

Step-by-step explanation:

x + 12 when x = 5.

so x = 5.

5 + 12 = 17

97 inches = how many yards?

Answers

Answer:

8 yards

Step-by-step explanation:

97 divided by 12

11 is the quotient of a number y and 6.

Answers

Answer:

y/6=11

Step-by-step explanation:

y ÷ 6 = 11

Quotient means the end result of the division. So, this is a division problem.

y = 66.

Because 66 / 6 = 11

Have a beautiful day!

Please help me with this work

Answers

Answer:

1. (5y) = 35

2. (6y) = 1

3. (4y) = 2

4. (11y) = 15

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The number of miles Henry rides his bike in 10 days is 60miles

Step-by-step explanation:

Determine if the following is discrete or continuous data: The function c =
12p gives the cost c based on the number of pizzas p.

Answers

Answer:

Step-by-step explanation:

Remember, discrete data is separate, by itself, but continuous data goes on and can have numbers in between.  So this problem is c = 12p is the cost of pizzas, you can have 1 pizza, 2 pizzas, 10 pizzas, 30 pizzas, etc., but you can't have 2.1314552 pizzas or 4.5, etc., so the data is discrete. Think of the graph, you would not connect the dots if you were graphing this data.

Factor and simplify
sec⁴x-tan⁴x÷sec²x + tan²
X
Verify the identity​

Answers

Answer:

1

Step-by-step explanation:

sec⁴x-tan⁴x÷sec²x + tan²X

= sec⁴x-tan⁴x/sec²x + tan²X

= (sec²x)²-(tan²x)²/sec²x + tan²X

Using the difference of two square

a² - b² = (a+b)(a-b)

(sec²x)²-(tan²x)² = (sec²x + tan²X)(sec²x - tan²X)

= (sec²x)²-(tan²x)²/sec²x + tan²X

= (sec²x + tan²X)(sec²x - tan²X)/sec²x + tan²X

= sec²x - tan²X

Also sec²X = 1 + tan²X

Substitute

=  1 + tan²X- tan²X

= 1

Hence the value of the expression is 1

A map of a park has a scale of 1 inch to 1,000 feet. Another map of the same park has a scale of 1 inch to 500 feet. True or false: the map with a scale of 1 inch to 500 feet will be smaller

Answers

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Which equation below represents the inverse function B(a), which takes the
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Answers

Answer:

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Step-by-step explanation:

Where are the choices?

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Answers

Answer:

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Step-by-step explanation:

Answer:75.5

Step-by-step explanation:

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Answers

Answer:

x-4=19

Step-by-step explanation:

Hope that helps!

Answer:

x-4 is equal to 19

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Answers

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Step-by-step explanation:

An apple has 80 calories. This is 12 less than 1/4 the number of calories in a package of candy. How many calories are in the candy.


Pls helpp​

Answers

Answer:

368 calories are in the candy.

Step-by-step explanation:

80 + 12 = 92.

92 x 4 = 368.

Use the images above to answer the question

Answers

The answer is C (0,8)

Simplify completely*****​

Answers

Answer:

[tex]\displaystyle x - 3[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Terms/CoefficientsFactoring

Step-by-step explanation:

Step 1: Define

[tex]\displaystyle \frac{x^2 + 7x - 30}{x + 10}[/tex]

Step 2: Simplify

[Fraction] Factor numerator:                                                                           [tex]\displaystyle \frac{(x - 3)(x + 10)}{x + 10}[/tex][Fraction] Divide:                                                                                             [tex]\displaystyle x - 3[/tex]

25.000.016 - 13.812.318

Answers

Answer:

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Step-by-step explanation:

A line passing through the point (-8,-3) and has a slope of 5/4

Answers

Answer:

y=5/4x+7

Step-by-step explanation:

Honestly, I just guessed and checked, but here is a picture of evidence.

One step inequalities
15<-5x
Solve for x

Answers

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A pizzeria charges $8 for a large cheese pizza plus $2 for each additional topping.
m = ______ b = ______

Answers

Answer:

m = 2

b = 8

Step-by-step explanation:

m, the slope, will be 2. This is because $2 is charged for each topping.

b, the y intercept, will be 8. This is because there is a standard charge of $8 for a cheese pizza without any toppings.

The y intercept can be represented by the point (0, 8), where 0 represents the amount of toppings and 8 represents the price of $8.

So, m = 2 and b = 8

Marcy goal was to collect 10 cans of food for a local food bank. She collected 160 cans use the grid to model to understand how to write this as a ratio, a fraction

Answers

Answer:

We're told that Marcy collected 160 out of 10 cans.  That could be expressed as 160/10, but given that the numerator and denominator are both divisible by 10, we can factor that out and express it as 16/1. You can also express it as ratio of 16:1 cans collected to cans intended.

Answer:

As a ratio, this is expressed as

✔ 160 to 100

As a fraction, this is expressed as

✔ 160/100

As a percent, this is expressed as

✔ 160%

Step-by-step explanation:

I just did it!

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