6=-6u+3(u+2)

Solution for 6=-6u+3(u+2) equation:

Simplifying
6 = -6u + 3(u + 2)

Reorder the terms:
6 = -6u + 3(2 + u)
6 = -6u + (2 * 3 + u * 3)
6 = -6u + (6 + 3u)

Reorder the terms:
6 = 6 + -6u + 3u

Combine like terms: -6u + 3u = -3u
6 = 6 + -3u

Add '-6' to each side of the equation.
6 + -6 = 6 + -6 + -3u

Combine like terms: 6 + -6 = 0
0 = 6 + -6 + -3u

Combine like terms: 6 + -6 = 0
0 = 0 + -3u
0 = -3u

Solving
0 = -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
0 + 3u = -3u + 3u
Remove the zero:
3u = -3u + 3u

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

Divide each side by '3'.
u = 0

Simplifying
u = 0