5u-105=2u

Solution for 5u-105=2u equation:

Simplifying
5u + -105 = 2u

Reorder the terms:
-105 + 5u = 2u

Solving
-105 + 5u = 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.
-105 + 5u + -2u = 2u + -2u

Combine like terms: 5u + -2u = 3u
-105 + 3u = 2u + -2u

Combine like terms: 2u + -2u = 0
-105 + 3u = 0

Add '105' to each side of the equation.
-105 + 105 + 3u = 0 + 105

Combine like terms: -105 + 105 = 0
0 + 3u = 0 + 105
3u = 0 + 105

Combine like terms: 0 + 105 = 105
3u = 105

Divide each side by '3'.
u = 35

Simplifying
u = 35