-2u+80=-15

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Solution for -2u+80=-15 equation: 


Simplifying
-2u + 80 = -15

Reorder the terms:
80 + -2u = -15

Solving
80 + -2u = -15

Solving for variable 'u'.

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

Add '-80' to each side of the equation.
80 + -80 + -2u = -15 + -80

Combine like terms: 80 + -80 = 0
0 + -2u = -15 + -80
-2u = -15 + -80

Combine like terms: -15 + -80 = -95
-2u = -95

Divide each side by '-2'.
u = 47.5

Simplifying
u = 47.5

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