20-4x=-x

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Solution for 20-4x=-x equation:


Simplifying
20 + -4x = -1x

Solving
20 + -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.
20 + -4x + x = -1x + x

Combine like terms: -4x + x = -3x
20 + -3x = -1x + x

Combine like terms: -1x + x = 0
20 + -3x = 0

Add '-20' to each side of the equation.
20 + -20 + -3x = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -3x = 0 + -20
-3x = 0 + -20

Combine like terms: 0 + -20 = -20
-3x = -20

Divide each side by '-3'.
x = 6.666666667

Simplifying
x = 6.666666667

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