145=216-u

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Solution for 145=216-u equation:


Simplifying
145 = 216 + -1u

Solving
145 = 216 + -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.
145 + u = 216 + -1u + u

Combine like terms: -1u + u = 0
145 + u = 216 + 0
145 + u = 216

Add '-145' to each side of the equation.
145 + -145 + u = 216 + -145

Combine like terms: 145 + -145 = 0
0 + u = 216 + -145
u = 216 + -145

Combine like terms: 216 + -145 = 71
u = 71

Simplifying
u = 71

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