-77=-93+u

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Solution for -77=-93+u equation: 


Simplifying
-77 = -93 + u

Solving
-77 = -93 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-77 + -1u = -93 + u + -1u

Combine like terms: u + -1u = 0
-77 + -1u = -93 + 0
-77 + -1u = -93

Add '77' to each side of the equation.
-77 + 77 + -1u = -93 + 77

Combine like terms: -77 + 77 = 0
0 + -1u = -93 + 77
-1u = -93 + 77

Combine like terms: -93 + 77 = -16
-1u = -16

Divide each side by '-1'.
u = 16

Simplifying
u = 16

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