-3x-20=13

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Solution for -3x-20=13 equation: 


Simplifying
-3x + -20 = 13

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

Solving
-20 + -3x = 13

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + -3x = 13 + 20

Combine like terms: -20 + 20 = 0
0 + -3x = 13 + 20
-3x = 13 + 20

Combine like terms: 13 + 20 = 33
-3x = 33

Divide each side by '-3'.
x = -11

Simplifying
x = -11

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