9u-5-2u+u+2=

Solution for 9u-5-2u+u+2= equation:

Simplifying
9u + -5 + -2u + u + 2 = 0

Reorder the terms:
-5 + 2 + 9u + -2u + u = 0

Combine like terms: -5 + 2 = -3
-3 + 9u + -2u + u = 0

Combine like terms: 9u + -2u = 7u
-3 + 7u + u = 0

Combine like terms: 7u + u = 8u
-3 + 8u = 0

Solving
-3 + 8u = 0

Solving for variable 'u'.

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

Add '3' to each side of the equation.
-3 + 3 + 8u = 0 + 3

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

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

Divide each side by '8'.
u = 0.375

Simplifying
u = 0.375