x+20+3x=-9-3x-13

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Solution for x+20+3x=-9-3x-13 equation:


Simplifying
x + 20 + 3x = -9 + -3x + -13

Reorder the terms:
20 + x + 3x = -9 + -3x + -13

Combine like terms: x + 3x = 4x
20 + 4x = -9 + -3x + -13

Reorder the terms:
20 + 4x = -9 + -13 + -3x

Combine like terms: -9 + -13 = -22
20 + 4x = -22 + -3x

Solving
20 + 4x = -22 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
20 + 4x + 3x = -22 + -3x + 3x

Combine like terms: 4x + 3x = 7x
20 + 7x = -22 + -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 7x = -22 + 0
20 + 7x = -22

Add '-20' to each side of the equation.
20 + -20 + 7x = -22 + -20

Combine like terms: 20 + -20 = 0
0 + 7x = -22 + -20
7x = -22 + -20

Combine like terms: -22 + -20 = -42
7x = -42

Divide each side by '7'.
x = -6

Simplifying
x = -6

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