3 years ago

Create an example of a linear system that would best be solved using the substitution method. Explain your reasoning.

1 answer:

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In your change cup you have 28 coins. All of which are nickels and quarters. Together they add up to $4. How many coins do you have of each.

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Mary has five-eighths of the total of pencils her and her sister own. Together, they have 96 pencils. How many pencils does Mary

olga55 [171]

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3 years ago

-32x + 45 – 7 (2x – 9) = 101

Evgesh-ka [11]

Answer:

$x = \frac{7}{46}$

Step-by-step explanation:

-32x+45-7(2x-9)=101

parenthesis first

-32x+45-14x+63=101

just combine like terms

-46x+108=101

minus 108 both sides

-46x= -7

answer is x 7 over 46

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nekit [7.7K]

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Two ratios that have the same value are called equivalent ratios. To find an equivalent ratio, multiply or divide both quantities by the same number.

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How do you simplify ( 11-7)+3 using order of operations?

alex41 [277]

I think this is

4+3 = 7.

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Anyone want to help me with math

Xelga [282]

Ok, I am ready, what are the questions.

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