Algebra 1 : Linear Equations

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #191 : How To Solve One 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  from both sides of the equation.

In order to subtract fractions, find a common denominator and solve.

Simplify.

Example Question #192 : 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.

Divide both sides of the equation by .

Simplify.

Example Question #192 : How To Solve One 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.

Multiply both sides of the equation by .

Simplify.

Example Question #191 : How To Solve One Step Equations

Solve:  

Possible Answers:

Correct answer:

Explanation:

To isolate the variable, subtract one from both sides of the equation.

Example Question #195 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

To solve , simply isolate the variable on one side of the equation by adding  to both sides of the equation. We have to add  instead of subtracting because it is a negative value. 

Example Question #196 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

In order to solve this equation, we have to isolate the variable  on the left side of the equals sign. We will do this by performing the same operations to both sides of the equation:

Multiply both sides of the equation by .

Simplify.

Reduce.

Example Question #197 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

In order to solve this equation, we have to isolate the variable  on the left side of the equals sign. We will do this by performing the same operations to both sides of the equation:

Add  to both sides of the equation.

Remember that adding a negative number to a positive number is the same as subtracting a positive number.

Simplify.

Example Question #198 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

In order to solve this equation, we have to isolate the variable  on the left side of the equals sign. We will do this by performing the same operations to both sides of the equation:

Add  to both sides of the equation.

Simplify.

Example Question #199 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

In order to solve this equation, we have to isolate the variable  on the left side of the equals sign. We will do this by performing the same operations to both sides of the equation:

Multiply both sides of the equation by .

Simplify. Rmember that when a negative number is multiplied by a positive number, the answer is always negative.

Example Question #200 : Linear Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

In order to solve this equation, we have to isolate the variable  on the left side of the equals sign. We will do this by performing the same operations to both sides of the equation:

Multiply both sides of the equation by .

Simplify.

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