8=-5+u

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Solution for 8=-5+u equation:


Simplifying
8 = -5 + u

Solving
8 = -5 + 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 = -5 + u + -1u

Combine like terms: u + -1u = 0
8 + -1u = -5 + 0
8 + -1u = -5

Add '-8' to each side of the equation.
8 + -8 + -1u = -5 + -8

Combine like terms: 8 + -8 = 0
0 + -1u = -5 + -8
-1u = -5 + -8

Combine like terms: -5 + -8 = -13
-1u = -13

Divide each side by '-1'.
u = 13

Simplifying
u = 13

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