Pre-Algebra : Two-Step Equations with Fractions

Study concepts, example questions & explanations for Pre-Algebra

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Example Questions

Example Question #31 : Two Step Equations With Fractions

Find the solution for s.

Possible Answers:

Correct answer:

Explanation:

This is a two-step equation. The first step is as follows:

Now we divide both sides by 2/3 as follows:

 

Example Question #91 : Two Step Equations

Possible Answers:

Correct answer:

Explanation:

To solve the equation,

use inverse operations.

Multiply both sides by ,

Divide both sides by ,

Example Question #33 : Two Step Equations With Fractions

Simplify the following

Possible Answers:

Correct answer:

Explanation:

This is a two-step problem where you need to isolate x.

The first step is to multiply everything by , which gives you:

  because the fives on both sides will cancel.

The next and last step is to divide both sides by  which gives you a final answer of:

Example Question #31 : Two Step Equations With Fractions



The answer must be a mixed number.

Possible Answers:

Correct answer:

Explanation:

The first step to adding mixed numbers is to convert them into improper fractions.

Next, find the least common multiple of 2 and 8 so that both fractions have the same denominator.

Now that the denominators of both fractions are the same, add the fractions.

Convert the improper fraction back into a mixed number.

65 divided by 8 is 8 remainder 1, or .

Example Question #31 : Two Step Equations With Fractions



The answer must be a mixed number.

Possible Answers:

Correct answer:

Explanation:

The first step to adding mixed numbers is to convert them into improper fractions.

Next, find the least common multiple of 2 and 8 so that both fractions have the same denominator.

Now that the denominators of both fractions are the same, add the fractions.

Convert the improper fraction back into a mixed number.

65 divided by 8 is 8 remainder 1, or .

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