66-u=155

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Solution for 66-u=155 equation: 


Simplifying
66 + -1u = 155

Solving
66 + -1u = 155

Solving for variable 'u'.

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

Add '-66' to each side of the equation.
66 + -66 + -1u = 155 + -66

Combine like terms: 66 + -66 = 0
0 + -1u = 155 + -66
-1u = 155 + -66

Combine like terms: 155 + -66 = 89
-1u = 89

Divide each side by '-1'.
u = -89

Simplifying
u = -89

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