15x-3x=100-8x

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Solution for 15x-3x=100-8x equation: 


Simplifying
15x + -3x = 100 + -8x

Combine like terms: 15x + -3x = 12x
12x = 100 + -8x

Solving
12x = 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.
12x + 8x = 100 + -8x + 8x

Combine like terms: 12x + 8x = 20x
20x = 100 + -8x + 8x

Combine like terms: -8x + 8x = 0
20x = 100 + 0
20x = 100

Divide each side by '20'.
x = 5

Simplifying
x = 5

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