256=207-u

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Solution for 256=207-u equation:


Simplifying
256 = 207 + -1u

Solving
256 = 207 + -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.
256 + u = 207 + -1u + u

Combine like terms: -1u + u = 0
256 + u = 207 + 0
256 + u = 207

Add '-256' to each side of the equation.
256 + -256 + u = 207 + -256

Combine like terms: 256 + -256 = 0
0 + u = 207 + -256
u = 207 + -256

Combine like terms: 207 + -256 = -49
u = -49

Simplifying
u = -49

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