Algebra 1 : Algebra 1

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #151 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Subtract  from both sides of the equation.

Remember since  is greater than  and is negative, our answer is negative. We will treat treat this operation as a subtraction problem.

Simplify.

 

Divide both sides of the equation by .

 Solve. When dividing a negative number by a positive number, our answer becomes negative.

Example Question #152 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Subtract  from both sides of the equation. 

Remember since  is greater than  and is negative, our answer is negative. We will treat this operation as a subtraction problem.

Simplify.

 

Multiply both sides of the equation by .

Solve. When multiplying a negative number by a positive number, our answer is negative.

Example Question #161 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

Subtract  from both sides of the equation.

When subtracting a negative number from another negative number, we will treat it as an addition problem and then add a negative sign to the sum.

Simplify.

 

Multiply both sides of the equation by 

Solve. When multiplying a negative number by a positive number, our answer is negative.

Example Question #162 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation.

Simplify.

 

Divide both sides of the equation by .

Solve.

Example Question #161 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation.

Remember since  is greater than  and is negative, our answer is negative. We will treat this operation as a subtraction problem.

Simplify.

 

Divide both sides of the equation by .

Solve. When dividing a negative number with a positive number, our answer becomes negative.

Example Question #164 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation.

Simplify.

 

Divide both sides of the equation by 

Solve. When dividing a positive number with a negative number, our answer becomes negative.

Example Question #162 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation.

Simplify.

 

Multiply both sides of the eqaution by .

Solve.

Example Question #163 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation. 

Remember since  is greater than  and is negative, our answer is negative. We will treat this operation as a subtraction problem.

Simplify.

 

Multiply both sides of the equation by .

Solve. When multiplying a negative number by a positive number, our answer is negative.

Example Question #164 : How To Solve Two Step Equations

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve for , we need to isolate it on the left side of the equation. We will do this by performing the same operations to both sides of the given equation:

 

Add  to both sides of the equation. 

Remember since  is greater than  and is negative, our answer is negative. We will treat this operation as a subtraction problem.

Simplify.

 

Multiply both sides of the equation by 

Solve. When multiplying a negative number by a negative number, our answer is positive.

Example Question #165 : How To Solve Two Step Equations

Solve the equation below.

Possible Answers:

Correct answer:

Explanation:

Combine like terms on the left and use distributive property on the right.

Use properties of equality to balance the equation.

          

            

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