6=7u-5u

Solution for 6=7u-5u equation:

Simplifying
6 = 7u + -5u

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