# Eliminating Parentheses Exercises

### Example 1

Get rid of the parentheses.

-(-*x* – *y*)

### Example 2

Get rid of the parentheses.

8(*a* + *b*)

### Example 3

Get rid of the parentheses.

3 + (*x* + *y*)

### Example 4

Get rid of the parentheses.

4 – (*x*^{2} + *y*)

### Example 5

Get rid of the parentheses.

5{2*x* + *y*[3 – (*x* + *z*)]}

### Example 6

Get rid of the parentheses.

7[3 + 2(*a* + 4*b*^{2}) + *a*^{2}]

### Example 7

Get rid of the parentheses.

2(*a* – 3*b*) – *b*(*a* + *b*)

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