6+5u=7u-8

Solution for 6+5u=7u-8 equation:

Simplifying
6 + 5u = 7u + -8

Reorder the terms:
6 + 5u = -8 + 7u

Solving
6 + 5u = -8 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
6 + 5u + -7u = -8 + 7u + -7u

Combine like terms: 5u + -7u = -2u
6 + -2u = -8 + 7u + -7u

Combine like terms: 7u + -7u = 0
6 + -2u = -8 + 0
6 + -2u = -8

Add '-6' to each side of the equation.
6 + -6 + -2u = -8 + -6

Combine like terms: 6 + -6 = 0
0 + -2u = -8 + -6
-2u = -8 + -6

Combine like terms: -8 + -6 = -14
-2u = -14

Divide each side by '-2'.
u = 7

Simplifying
u = 7