Algebra 1 : How to solve one-step equations

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #341 : Algebra 1

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Divide both sides by . When dividing with another negative number, our answer is positive.

Example Question #341 : How To Solve One Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Multiply  on both sides.

Example Question #343 : Algebra 1

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Multiply  on both sides. When multiplying with a positive number, our answer is negative.

Example Question #344 : Algebra 1

Solve for .

Possible Answers:

Correct answer:

Explanation:

 Multiply  on both sides. When multiplying with another negative number, answer is positive.

Example Question #345 : Algebra 1

Solve for the unknown variable:  

Possible Answers:

Correct answer:

Explanation:

In order to isolate , divide by nine on both sides.

Simplify both sides.  The right side can be rewritten into factors of three.

Cancel the threes to reduce the fraction .

The answer is:  

Example Question #341 : How To Solve One Step Equations

Solve for x:

Possible Answers:

Correct answer:

Explanation:

To solve, add 3 to both sides:

simplifying:

Example Question #342 : How To Solve One Step Equations

Solve for x:

Possible Answers:

Correct answer:

Explanation:

To solve, multiply both sides by 3:

Example Question #343 : How To Solve One Step Equations

Solve for x:

Possible Answers:

Correct answer:

Explanation:

Solve by dividing both sides by 3:

Example Question #349 : Algebra 1

Solve the equation:  

Possible Answers:

Correct answer:

Explanation:

In order to solve for , subtract 19 from both sides of the equation.

Simplify both sides.

The answer is:  

Example Question #350 : Algebra 1

Solve: 

Possible Answers:

Correct answer:

Explanation:

To isolate the unknown variable, we need to subtract 17 on both sides.

Simplify both sides.

A negative number subtracting another negative number will be increasingly negative.

The answer is:  

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