100-5x=140-10x

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Solution for 100-5x=140-10x equation:


Simplifying
100 + -5x = 140 + -10x

Solving
100 + -5x = 140 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
100 + -5x + 10x = 140 + -10x + 10x

Combine like terms: -5x + 10x = 5x
100 + 5x = 140 + -10x + 10x

Combine like terms: -10x + 10x = 0
100 + 5x = 140 + 0
100 + 5x = 140

Add '-100' to each side of the equation.
100 + -100 + 5x = 140 + -100

Combine like terms: 100 + -100 = 0
0 + 5x = 140 + -100
5x = 140 + -100

Combine like terms: 140 + -100 = 40
5x = 40

Divide each side by '5'.
x = 8

Simplifying
x = 8

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