6(u-1)=3u-9

Solution for 6(u-1)=3u-9 equation:

Simplifying
6(u + -1) = 3u + -9

Reorder the terms:
6(-1 + u) = 3u + -9
(-1 * 6 + u * 6) = 3u + -9
(-6 + 6u) = 3u + -9

Reorder the terms:
-6 + 6u = -9 + 3u

Solving
-6 + 6u = -9 + 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.
-6 + 6u + -3u = -9 + 3u + -3u

Combine like terms: 6u + -3u = 3u
-6 + 3u = -9 + 3u + -3u

Combine like terms: 3u + -3u = 0
-6 + 3u = -9 + 0
-6 + 3u = -9

Add '6' to each side of the equation.
-6 + 6 + 3u = -9 + 6

Combine like terms: -6 + 6 = 0
0 + 3u = -9 + 6
3u = -9 + 6

Combine like terms: -9 + 6 = -3
3u = -3

Divide each side by '3'.
u = -1

Simplifying
u = -1