(3x+20)=-x

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


Simplifying
(3x + 20) = -1x

Reorder the terms:
(20 + 3x) = -1x

Remove parenthesis around (20 + 3x)
20 + 3x = -1x

Solving
20 + 3x = -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 + 3x + x = -1x + x

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

Combine like terms: -1x + x = 0
20 + 4x = 0

Add '-20' to each side of the equation.
20 + -20 + 4x = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 4x = 0 + -20
4x = 0 + -20

Combine like terms: 0 + -20 = -20
4x = -20

Divide each side by '4'.
x = -5

Simplifying
x = -5

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