-6+-2u=-18

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Solution for -6+-2u=-18 equation: 


Simplifying
-6 + -2u = -18

Solving
-6 + -2u = -18

Solving for variable 'u'.

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

Add '6' to each side of the equation.
-6 + 6 + -2u = -18 + 6

Combine like terms: -6 + 6 = 0
0 + -2u = -18 + 6
-2u = -18 + 6

Combine like terms: -18 + 6 = -12
-2u = -12

Divide each side by '-2'.
u = 6

Simplifying
u = 6

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