-8(x+9)=8-7x

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Solution for -8(x+9)=8-7x equation:


Simplifying
-8(x + 9) = 8 + -7x

Reorder the terms:
-8(9 + x) = 8 + -7x
(9 * -8 + x * -8) = 8 + -7x
(-72 + -8x) = 8 + -7x

Solving
-72 + -8x = 8 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-72 + -8x + 7x = 8 + -7x + 7x

Combine like terms: -8x + 7x = -1x
-72 + -1x = 8 + -7x + 7x

Combine like terms: -7x + 7x = 0
-72 + -1x = 8 + 0
-72 + -1x = 8

Add '72' to each side of the equation.
-72 + 72 + -1x = 8 + 72

Combine like terms: -72 + 72 = 0
0 + -1x = 8 + 72
-1x = 8 + 72

Combine like terms: 8 + 72 = 80
-1x = 80

Divide each side by '-1'.
x = -80

Simplifying
x = -80

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