-3(x+9)2=-63

Solution for -3(x+9)2=-63 equation:

Simplifying
-3(x + 9) * 2 = -63

Reorder the terms:
-3(9 + x) * 2 = -63

Reorder the terms for easier multiplication:
-3 * 2(9 + x) = -63

Multiply -3 * 2
-6(9 + x) = -63
(9 * -6 + x * -6) = -63
(-54 + -6x) = -63

Solving
-54 + -6x = -63

Solving for variable 'x'.

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

Add '54' to each side of the equation.
-54 + 54 + -6x = -63 + 54

Combine like terms: -54 + 54 = 0
0 + -6x = -63 + 54
-6x = -63 + 54

Combine like terms: -63 + 54 = -9
-6x = -9

Divide each side by '-6'.
x = 1.5

Simplifying
x = 1.5