195=20-u

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Solution for 195=20-u equation:


Simplifying
195 = 20 + -1u

Solving
195 = 20 + -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.
195 + u = 20 + -1u + u

Combine like terms: -1u + u = 0
195 + u = 20 + 0
195 + u = 20

Add '-195' to each side of the equation.
195 + -195 + u = 20 + -195

Combine like terms: 195 + -195 = 0
0 + u = 20 + -195
u = 20 + -195

Combine like terms: 20 + -195 = -175
u = -175

Simplifying
u = -175

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