-3(x+20)=x

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Solution for -3(x+20)=x equation:


Simplifying
-3(x + 20) = x

Reorder the terms:
-3(20 + x) = x
(20 * -3 + x * -3) = x
(-60 + -3x) = x

Solving
-60 + -3x = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-60 + -3x + -1x = x + -1x

Combine like terms: -3x + -1x = -4x
-60 + -4x = x + -1x

Combine like terms: x + -1x = 0
-60 + -4x = 0

Add '60' to each side of the equation.
-60 + 60 + -4x = 0 + 60

Combine like terms: -60 + 60 = 0
0 + -4x = 0 + 60
-4x = 0 + 60

Combine like terms: 0 + 60 = 60
-4x = 60

Divide each side by '-4'.
x = -15

Simplifying
x = -15

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