(x+2)2-(x-4)2=11x-8

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Solution for (x+2)2-(x-4)2=11x-8 equation:


Simplifying
(x + 2) * 2 + -1(x + -4) * 2 = 11x + -8

Reorder the terms:
(2 + x) * 2 + -1(x + -4) * 2 = 11x + -8

Reorder the terms for easier multiplication:
2(2 + x) + -1(x + -4) * 2 = 11x + -8
(2 * 2 + x * 2) + -1(x + -4) * 2 = 11x + -8
(4 + 2x) + -1(x + -4) * 2 = 11x + -8

Reorder the terms:
4 + 2x + -1(-4 + x) * 2 = 11x + -8

Reorder the terms for easier multiplication:
4 + 2x + -1 * 2(-4 + x) = 11x + -8

Multiply -1 * 2
4 + 2x + -2(-4 + x) = 11x + -8
4 + 2x + (-4 * -2 + x * -2) = 11x + -8
4 + 2x + (8 + -2x) = 11x + -8

Reorder the terms:
4 + 8 + 2x + -2x = 11x + -8

Combine like terms: 4 + 8 = 12
12 + 2x + -2x = 11x + -8

Combine like terms: 2x + -2x = 0
12 + 0 = 11x + -8
12 = 11x + -8

Reorder the terms:
12 = -8 + 11x

Solving
12 = -8 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
12 + -11x = -8 + 11x + -11x

Combine like terms: 11x + -11x = 0
12 + -11x = -8 + 0
12 + -11x = -8

Add '-12' to each side of the equation.
12 + -12 + -11x = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -11x = -8 + -12
-11x = -8 + -12

Combine like terms: -8 + -12 = -20
-11x = -20

Divide each side by '-11'.
x = 1.818181818

Simplifying
x = 1.818181818

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