-6=2u

Solution for -6=2u equation:

Simplifying
-6 = 2u

Solving
-6 = 2u

Solving for variable 'u'.

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

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

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

Add '6' to each side of the equation.
-6 + 6 + -2u = 0 + 6

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

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

Divide each side by '-2'.
u = -3

Simplifying
u = -3