18+u=-7

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Solution for 18+u=-7 equation: 


Simplifying
18 + u = -7

Solving
18 + u = -7

Solving for variable 'u'.

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

Add '-18' to each side of the equation.
18 + -18 + u = -7 + -18

Combine like terms: 18 + -18 = 0
0 + u = -7 + -18
u = -7 + -18

Combine like terms: -7 + -18 = -25
u = -25

Simplifying
u = -25

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