27.91=8.2+u

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Solution for 27.91=8.2+u equation:


Simplifying
27.91 = 8.2 + u

Solving
27.91 = 8.2 + u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '-1u' to each side of the equation.
27.91 + -1u = 8.2 + u + -1u

Combine like terms: u + -1u = 0
27.91 + -1u = 8.2 + 0
27.91 + -1u = 8.2

Add '-27.91' to each side of the equation.
27.91 + -27.91 + -1u = 8.2 + -27.91

Combine like terms: 27.91 + -27.91 = 0.00
0.00 + -1u = 8.2 + -27.91
-1u = 8.2 + -27.91

Combine like terms: 8.2 + -27.91 = -19.71
-1u = -19.71

Divide each side by '-1'.
u = 19.71

Simplifying
u = 19.71

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