High School Math : How to solve one-step equations

Study concepts, example questions & explanations for High School Math

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Example Questions

Example Question #13 : How To Solve One Step Equations With Decimals In Pre Algebra

What is ?

Possible Answers:

Correct answer:

Explanation:

To solve , you can either plug it into your calculator or convert it to a fraction. Since , we can rewrite the equation as:

Example Question #121 : How To Solve One Step Equations

What number is of ?

Possible Answers:

Correct answer:

Explanation:

Verbal cues include "IS" means equals and  "OF" means multiplication.

Example Question #122 : How To Solve One Step Equations

Michael buys two packs of pencils for  each and three sketch pads for each. He pays for his purchase with .  How much change should he get?

Possible Answers:

Correct answer:

Explanation:

First, calculate how much he spends on pencils and pads.

Pencils: 

Pads: 

Therefore the total spent is .

Then the change is .

Example Question #411 : High School Math

Solve for  if .

Possible Answers:

Correct answer:

Explanation:

We need to isolate x so that it is the only term on the left side of the equation.

To do this, add .16 to both sides of the equation:

The numbers on the left side cancel to leave  by itself.

 

The answer is therefore .

 

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