20-4x=-x-19

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Solution for 20-4x=-x-19 equation:


Simplifying
20 + -4x = -1x + -19

Reorder the terms:
20 + -4x = -19 + -1x

Solving
20 + -4x = -19 + -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 = -19 + -1x + x

Combine like terms: -4x + x = -3x
20 + -3x = -19 + -1x + x

Combine like terms: -1x + x = 0
20 + -3x = -19 + 0
20 + -3x = -19

Add '-20' to each side of the equation.
20 + -20 + -3x = -19 + -20

Combine like terms: 20 + -20 = 0
0 + -3x = -19 + -20
-3x = -19 + -20

Combine like terms: -19 + -20 = -39
-3x = -39

Divide each side by '-3'.
x = 13

Simplifying
x = 13

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