3-(2*2-9)=x

Solution for 3-(2*2-9)=x equation:

Simplifying
3 + -1(2 * 2 + -9) = x

Multiply 2 * 2
3 + -1(4 + -9) = x

Combine like terms: 4 + -9 = -5
3 + -1(-5) = x

Multiply -1 * -5
3 + 5 = x

Combine like terms: 3 + 5 = 8
8 = x

Solving
8 = x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
8 + -1x = x + -1x

Combine like terms: x + -1x = 0
8 + -1x = 0

Add '-8' to each side of the equation.
8 + -8 + -1x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1x = 0 + -8
-1x = 0 + -8

Combine like terms: 0 + -8 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8