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 – (x2 + y)
Example 5
Get rid of the parentheses.
5{2x + y[3 – (x + z)]}
Example 6
Get rid of the parentheses.
7[3 + 2(a + 4b2) + a2]
Example 7
Get rid of the parentheses.
2(a – 3b) – b(a + b)