151-u=231

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Solution for 151-u=231 equation: 


Simplifying
151 + -1u = 231

Solving
151 + -1u = 231

Solving for variable 'u'.

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

Add '-151' to each side of the equation.
151 + -151 + -1u = 231 + -151

Combine like terms: 151 + -151 = 0
0 + -1u = 231 + -151
-1u = 231 + -151

Combine like terms: 231 + -151 = 80
-1u = 80

Divide each side by '-1'.
u = -80

Simplifying
u = -80

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