87.5=0.5*(2x-2)*12.5

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Solution for 87.5=0.5*(2x-2)*12.5 equation: 


Simplifying
87.5 = 0.5(2x + -2) * 12.5

Reorder the terms:
87.5 = 0.5(-2 + 2x) * 12.5

Reorder the terms for easier multiplication:
87.5 = 0.5 * 12.5(-2 + 2x)

Multiply 0.5 * 12.5
87.5 = 6.25(-2 + 2x)
87.5 = (-2 * 6.25 + 2x * 6.25)
87.5 = (-12.5 + 12.5x)

Solving
87.5 = -12.5 + 12.5x

Solving for variable 'x'.

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

Add '-12.5x' to each side of the equation.
87.5 + -12.5x = -12.5 + 12.5x + -12.5x

Combine like terms: 12.5x + -12.5x = 0.0
87.5 + -12.5x = -12.5 + 0.0
87.5 + -12.5x = -12.5

Add '-87.5' to each side of the equation.
87.5 + -87.5 + -12.5x = -12.5 + -87.5

Combine like terms: 87.5 + -87.5 = 0.0
0.0 + -12.5x = -12.5 + -87.5
-12.5x = -12.5 + -87.5

Combine like terms: -12.5 + -87.5 = -100
-12.5x = -100

Divide each side by '-12.5'.
x = 8

Simplifying
x = 8

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