5x-100=-2x+40

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Solution for 5x-100=-2x+40 equation:


Simplifying
5x + -100 = -2x + 40

Reorder the terms:
-100 + 5x = -2x + 40

Reorder the terms:
-100 + 5x = 40 + -2x

Solving
-100 + 5x = 40 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-100 + 5x + 2x = 40 + -2x + 2x

Combine like terms: 5x + 2x = 7x
-100 + 7x = 40 + -2x + 2x

Combine like terms: -2x + 2x = 0
-100 + 7x = 40 + 0
-100 + 7x = 40

Add '100' to each side of the equation.
-100 + 100 + 7x = 40 + 100

Combine like terms: -100 + 100 = 0
0 + 7x = 40 + 100
7x = 40 + 100

Combine like terms: 40 + 100 = 140
7x = 140

Divide each side by '7'.
x = 20

Simplifying
x = 20

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