15x-100=-20-5x

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Solution for 15x-100=-20-5x equation:


Simplifying
15x + -100 = -20 + -5x

Reorder the terms:
-100 + 15x = -20 + -5x

Solving
-100 + 15x = -20 + -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 + 15x + 5x = -20 + -5x + 5x

Combine like terms: 15x + 5x = 20x
-100 + 20x = -20 + -5x + 5x

Combine like terms: -5x + 5x = 0
-100 + 20x = -20 + 0
-100 + 20x = -20

Add '100' to each side of the equation.
-100 + 100 + 20x = -20 + 100

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

Combine like terms: -20 + 100 = 80
20x = 80

Divide each side by '20'.
x = 4

Simplifying
x = 4

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