High School Math : How to solve two-step equations with decimals in pre-algebra

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #1 :How To Solve Two Step Equations With Decimals In Pre Algebra

Possible Answers:

有限公司rrect answer:

Explanation:

This is a two-step equation. First you must add the decimals up to have a singular variable element

Then divide both sides by 4:

Example Question #2 :How To Solve Two Step Equations With Decimals In Pre Algebra

Solve the equation for. (Round to two decimal places).

Possible Answers:

有限公司rrect answer:

Explanation:

Subtractfrom both sides of the equation, and simplify.

Divide both sides by. Be careful of the negative sign.

Example Question #3 :How To Solve Two Step Equations With Decimals In Pre Algebra

Solve for

Possible Answers:

有限公司rrect answer:

Explanation:

The goal is to getalone on one side. Therefore you subtractfrom both sides to get. Then divide both sides byto getalone.

.

Example Question #4 :How To Solve Two Step Equations With Decimals In Pre Algebra

Josie buysworth of groceries. The sales tax is. If she pays with, how much change should she get?

Possible Answers:

有限公司rrect answer:

Explanation:

The sales tax is

The total grocery bill is.

The change is.

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