Algebra 1 : How to solve two-step equations

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #131 : How To Solve Two Step Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Add  to both sides.

Multiply both sides by .

Example Question #132 : How To Solve Two Step Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Add  to both sides.

Multiply both sides by .

Example Question #133 : How To Solve Two Step Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Multiply both sides by .

Divide both sides by .

Example Question #134 : How To Solve Two Step Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Subtract  to both sides.

Divide both sides by .

Example Question #667 : Linear Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

 Subtract both sides by .

 Divide both sides by 

Example Question #135 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

Subtract both sides by . Remember since  is greater than  and is negative, our answer is negative. We treat as a normal subtraction. 

 

Divide both sides by When dividing with a positive number, our answer becomes negative.

Example Question #136 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

 

Subtract both sides by . When adding with another negative number, just treat as an addition problem and then add a negatie sign in front.

 

Divide both sides by . When dividing with a positive number, our answer becomes negative.

Example Question #137 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

 

Add both sides by .

 

Divide both sides by .

Example Question #131 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

 

Add  to both sides. Since  is greater than  and is positive, our answer is positive. We treat as a normal subtraction problem.

 

Divide both sides by .

Example Question #138 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve the equation, we have to isolate the variable. We do this by performing the same operation to either side of the equation.

 

Add both sides by .

 

Divide both sides by . Since we are dividing by a positive number, our quotient will be negative.

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