TACHS Math : One-variable equations

Study concepts, example questions & explanations for TACHS Math

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Example Questions

Example Question #22 : Math

Solve for .

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem we need isolate the variable on the left side o the equation. We will do this by performing the reverse of the operations that were done to the variable. It is important to note that what is done to one side of the equation needs to be done on the other. 

Let's start by writing the equation. 

Subtract  from both sides of the equation.

Multiply both sides of the equation by .

Solve.

Example Question #2 : One Variable Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Start by subtracting  from both sides.

Next, add  to both sides of the equation.

Finally, divide both sides by .

Example Question #1 : One Variable Equations

Solve for :

Possible Answers:

Correct answer:

Explanation:

Start by subtracting both sides by .

Next, subtract both sides by .

Finally, divide both sides by .

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