-(x-8)+2(x+2)=4(x+9)

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Solution for -(x-8)+2(x+2)=4(x+9) equation:


Simplifying
-1(x + -8) + 2(x + 2) = 4(x + 9)

Reorder the terms:
-1(-8 + x) + 2(x + 2) = 4(x + 9)
(-8 * -1 + x * -1) + 2(x + 2) = 4(x + 9)
(8 + -1x) + 2(x + 2) = 4(x + 9)

Reorder the terms:
8 + -1x + 2(2 + x) = 4(x + 9)
8 + -1x + (2 * 2 + x * 2) = 4(x + 9)
8 + -1x + (4 + 2x) = 4(x + 9)

Reorder the terms:
8 + 4 + -1x + 2x = 4(x + 9)

Combine like terms: 8 + 4 = 12
12 + -1x + 2x = 4(x + 9)

Combine like terms: -1x + 2x = 1x
12 + 1x = 4(x + 9)

Reorder the terms:
12 + 1x = 4(9 + x)
12 + 1x = (9 * 4 + x * 4)
12 + 1x = (36 + 4x)

Solving
12 + 1x = 36 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
12 + 1x + -4x = 36 + 4x + -4x

Combine like terms: 1x + -4x = -3x
12 + -3x = 36 + 4x + -4x

Combine like terms: 4x + -4x = 0
12 + -3x = 36 + 0
12 + -3x = 36

Add '-12' to each side of the equation.
12 + -12 + -3x = 36 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = 36 + -12
-3x = 36 + -12

Combine like terms: 36 + -12 = 24
-3x = 24

Divide each side by '-3'.
x = -8

Simplifying
x = -8

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