-3u-2=13

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Solution for -3u-2=13 equation: 


Simplifying
-3u + -2 = 13

Reorder the terms:
-2 + -3u = 13

Solving
-2 + -3u = 13

Solving for variable 'u'.

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

Add '2' to each side of the equation.
-2 + 2 + -3u = 13 + 2

Combine like terms: -2 + 2 = 0
0 + -3u = 13 + 2
-3u = 13 + 2

Combine like terms: 13 + 2 = 15
-3u = 15

Divide each side by '-3'.
u = -5

Simplifying
u = -5

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