161=7-u

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Solution for 161=7-u equation:


Simplifying
161 = 7 + -1u

Solving
161 = 7 + -1u

Solving for variable 'u'.

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

Add 'u' to each side of the equation.
161 + u = 7 + -1u + u

Combine like terms: -1u + u = 0
161 + u = 7 + 0
161 + u = 7

Add '-161' to each side of the equation.
161 + -161 + u = 7 + -161

Combine like terms: 161 + -161 = 0
0 + u = 7 + -161
u = 7 + -161

Combine like terms: 7 + -161 = -154
u = -154

Simplifying
u = -154

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