8x-4x-40=100-8x

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Solution for 8x-4x-40=100-8x equation:


Simplifying
8x + -4x + -40 = 100 + -8x

Reorder the terms:
-40 + 8x + -4x = 100 + -8x

Combine like terms: 8x + -4x = 4x
-40 + 4x = 100 + -8x

Solving
-40 + 4x = 100 + -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.
-40 + 4x + 8x = 100 + -8x + 8x

Combine like terms: 4x + 8x = 12x
-40 + 12x = 100 + -8x + 8x

Combine like terms: -8x + 8x = 0
-40 + 12x = 100 + 0
-40 + 12x = 100

Add '40' to each side of the equation.
-40 + 40 + 12x = 100 + 40

Combine like terms: -40 + 40 = 0
0 + 12x = 100 + 40
12x = 100 + 40

Combine like terms: 100 + 40 = 140
12x = 140

Divide each side by '12'.
x = 11.66666667

Simplifying
x = 11.66666667

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