-8(x+9)=8x-40

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Solution for -8(x+9)=8x-40 equation:


Simplifying
-8(x + 9) = 8x + -40

Reorder the terms:
-8(9 + x) = 8x + -40
(9 * -8 + x * -8) = 8x + -40
(-72 + -8x) = 8x + -40

Reorder the terms:
-72 + -8x = -40 + 8x

Solving
-72 + -8x = -40 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-72 + -8x + -8x = -40 + 8x + -8x

Combine like terms: -8x + -8x = -16x
-72 + -16x = -40 + 8x + -8x

Combine like terms: 8x + -8x = 0
-72 + -16x = -40 + 0
-72 + -16x = -40

Add '72' to each side of the equation.
-72 + 72 + -16x = -40 + 72

Combine like terms: -72 + 72 = 0
0 + -16x = -40 + 72
-16x = -40 + 72

Combine like terms: -40 + 72 = 32
-16x = 32

Divide each side by '-16'.
x = -2

Simplifying
x = -2

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