-u+8=-6+u

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


Simplifying
-1u + 8 = -6 + u

Reorder the terms:
8 + -1u = -6 + u

Solving
8 + -1u = -6 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
8 + -1u + -1u = -6 + u + -1u

Combine like terms: -1u + -1u = -2u
8 + -2u = -6 + u + -1u

Combine like terms: u + -1u = 0
8 + -2u = -6 + 0
8 + -2u = -6

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

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

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

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

Simplifying
u = 7

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