5u-6=8u

Solution for 5u-6=8u equation:

Simplifying
5u + -6 = 8u

Reorder the terms:
-6 + 5u = 8u

Solving
-6 + 5u = 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
-6 + 5u + -8u = 8u + -8u

Combine like terms: 5u + -8u = -3u
-6 + -3u = 8u + -8u

Combine like terms: 8u + -8u = 0
-6 + -3u = 0

Add '6' to each side of the equation.
-6 + 6 + -3u = 0 + 6

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

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

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

Simplifying
u = -2