208=140-u

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Solution for 208=140-u equation:


Simplifying
208 = 140 + -1u

Solving
208 = 140 + -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.
208 + u = 140 + -1u + u

Combine like terms: -1u + u = 0
208 + u = 140 + 0
208 + u = 140

Add '-208' to each side of the equation.
208 + -208 + u = 140 + -208

Combine like terms: 208 + -208 = 0
0 + u = 140 + -208
u = 140 + -208

Combine like terms: 140 + -208 = -68
u = -68

Simplifying
u = -68

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