159=2-u

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Solution for 159=2-u equation:


Simplifying
159 = 2 + -1u

Solving
159 = 2 + -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.
159 + u = 2 + -1u + u

Combine like terms: -1u + u = 0
159 + u = 2 + 0
159 + u = 2

Add '-159' to each side of the equation.
159 + -159 + u = 2 + -159

Combine like terms: 159 + -159 = 0
0 + u = 2 + -159
u = 2 + -159

Combine like terms: 2 + -159 = -157
u = -157

Simplifying
u = -157

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