### All TACHS Math Resources

## Example Questions

### Example Question #2 : Algebra

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 #1 : 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 .

Chi Kwong

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The Chinese University of Hong Kong, Bachelor of Science, Computer Science. The Hong kong Polytechnic university, Masters in ...