100-10x=40+5x

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Solution for 100-10x=40+5x equation:


Simplifying
100 + -10x = 40 + 5x

Solving
100 + -10x = 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.
100 + -10x + -5x = 40 + 5x + -5x

Combine like terms: -10x + -5x = -15x
100 + -15x = 40 + 5x + -5x

Combine like terms: 5x + -5x = 0
100 + -15x = 40 + 0
100 + -15x = 40

Add '-100' to each side of the equation.
100 + -100 + -15x = 40 + -100

Combine like terms: 100 + -100 = 0
0 + -15x = 40 + -100
-15x = 40 + -100

Combine like terms: 40 + -100 = -60
-15x = -60

Divide each side by '-15'.
x = 4

Simplifying
x = 4

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