-7(x+8)-12=9(x-5)

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Solution for -7(x+8)-12=9(x-5) equation:


Simplifying
-7(x + 8) + -12 = 9(x + -5)

Reorder the terms:
-7(8 + x) + -12 = 9(x + -5)
(8 * -7 + x * -7) + -12 = 9(x + -5)
(-56 + -7x) + -12 = 9(x + -5)

Reorder the terms:
-56 + -12 + -7x = 9(x + -5)

Combine like terms: -56 + -12 = -68
-68 + -7x = 9(x + -5)

Reorder the terms:
-68 + -7x = 9(-5 + x)
-68 + -7x = (-5 * 9 + x * 9)
-68 + -7x = (-45 + 9x)

Solving
-68 + -7x = -45 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-68 + -7x + -9x = -45 + 9x + -9x

Combine like terms: -7x + -9x = -16x
-68 + -16x = -45 + 9x + -9x

Combine like terms: 9x + -9x = 0
-68 + -16x = -45 + 0
-68 + -16x = -45

Add '68' to each side of the equation.
-68 + 68 + -16x = -45 + 68

Combine like terms: -68 + 68 = 0
0 + -16x = -45 + 68
-16x = -45 + 68

Combine like terms: -45 + 68 = 23
-16x = 23

Divide each side by '-16'.
x = -1.4375

Simplifying
x = -1.4375

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