-7+u+15=-2

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Solution for -7+u+15=-2 equation:


Simplifying
-7 + u + 15 = -2

Reorder the terms:
-7 + 15 + u = -2

Combine like terms: -7 + 15 = 8
8 + u = -2

Solving
8 + u = -2

Solving for variable 'u'.

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

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

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

Combine like terms: -2 + -8 = -10
u = -10

Simplifying
u = -10

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