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

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


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

Reorder the terms:
5x + 8(-9 + x) = 5(x + -8)
5x + (-9 * 8 + x * 8) = 5(x + -8)
5x + (-72 + 8x) = 5(x + -8)

Reorder the terms:
-72 + 5x + 8x = 5(x + -8)

Combine like terms: 5x + 8x = 13x
-72 + 13x = 5(x + -8)

Reorder the terms:
-72 + 13x = 5(-8 + x)
-72 + 13x = (-8 * 5 + x * 5)
-72 + 13x = (-40 + 5x)

Solving
-72 + 13x = -40 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-72 + 13x + -5x = -40 + 5x + -5x

Combine like terms: 13x + -5x = 8x
-72 + 8x = -40 + 5x + -5x

Combine like terms: 5x + -5x = 0
-72 + 8x = -40 + 0
-72 + 8x = -40

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

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

Combine like terms: -40 + 72 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

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