(x)=(x+3)2-7

Solution for (x)=(x+3)2-7 equation:

Simplifying
(x) = (x + 3) * 2 + -7
x = (x + 3) * 2 + -7

Reorder the terms:
x = (3 + x) * 2 + -7

Reorder the terms for easier multiplication:
x = 2(3 + x) + -7
x = (3 * 2 + x * 2) + -7
x = (6 + 2x) + -7

Reorder the terms:
x = 6 + -7 + 2x

Combine like terms: 6 + -7 = -1
x = -1 + 2x

Solving
x = -1 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
x + -2x = -1 + 2x + -2x

Combine like terms: x + -2x = -1x
-1x = -1 + 2x + -2x

Combine like terms: 2x + -2x = 0
-1x = -1 + 0
-1x = -1

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

Simplifying
x = 1