4x-100=-x

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Solution for 4x-100=-x equation:


Simplifying
4x + -100 = -1x

Reorder the terms:
-100 + 4x = -1x

Solving
-100 + 4x = -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-100 + 4x + x = -1x + x

Combine like terms: 4x + x = 5x
-100 + 5x = -1x + x

Combine like terms: -1x + x = 0
-100 + 5x = 0

Add '100' to each side of the equation.
-100 + 100 + 5x = 0 + 100

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

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

Divide each side by '5'.
x = 20

Simplifying
x = 20

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