x-40=100+5x

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


Simplifying
x + -40 = 100 + 5x

Reorder the terms:
-40 + x = 100 + 5x

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

Combine like terms: x + -5x = -4x
-40 + -4x = 100 + 5x + -5x

Combine like terms: 5x + -5x = 0
-40 + -4x = 100 + 0
-40 + -4x = 100

Add '40' to each side of the equation.
-40 + 40 + -4x = 100 + 40

Combine like terms: -40 + 40 = 0
0 + -4x = 100 + 40
-4x = 100 + 40

Combine like terms: 100 + 40 = 140
-4x = 140

Divide each side by '-4'.
x = -35

Simplifying
x = -35

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