Pre-Algebra : One-Step Equations

Study concepts, example questions & explanations for Pre-Algebra

varsity tutors app store varsity tutors android store

Example Questions

Example Question #4 : One Step Equations With Decimals

Solve for :

Possible Answers:

Correct answer:

Explanation:

The goal is to isolate the variable on one side.

The opposite operation of subtraction is addition so add 1.94 to each side:

Simplifying, we get the final solution:

Example Question #4 : One Step Equations With Decimals

Solve for :

Possible Answers:

Correct answer:

Explanation:

The goal is to isolate the variable on one side.

The opposite operation of addition is subtraction so subtract 0.001 from each side:

Simplifying, we get the final solution:

Example Question #5 : One Step Equations With Decimals

Solve for :

Possible Answers:

Correct answer:

Explanation:

The goal is to isolate the variable on one side.

The opposite operation of addition is subtraction so subtract 8.11 from each side:

Simplifying, we get the final solution:

Example Question #11 : One Step Equations With Decimals

Solve for :

Possible Answers:

Correct answer:

Explanation:

Explanation:

The goal is to isolate the variable on one side.

Divide each side by :

Example Question #12 : One Step Equations With Decimals

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Subtract both sides by . Remember,  can also be written as 

Example Question #11 : One Step Equations With Decimals

Solve for 

Possible Answers:

Correct answer:

Explanation:

 Subtract both sides by 

Example Question #12 : One Step Equations With Decimals

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Subtract both sides by 

Example Question #13 : One Step Equations With Decimals

Possible Answers:

Correct answer:

Explanation:

 Add both sides by 

Example Question #16 : One Step Equations With Decimals

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Add both sides by . Remember,  can also be written as 

Example Question #14 : One Step Equations With Decimals

Solve for 

Possible Answers:

Correct answer:

Explanation:

 Add both sides by 

Learning Tools by Varsity Tutors