38=47-u

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Solution for 38=47-u equation:


Simplifying
38 = 47 + -1u

Solving
38 = 47 + -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.
38 + u = 47 + -1u + u

Combine like terms: -1u + u = 0
38 + u = 47 + 0
38 + u = 47

Add '-38' to each side of the equation.
38 + -38 + u = 47 + -38

Combine like terms: 38 + -38 = 0
0 + u = 47 + -38
u = 47 + -38

Combine like terms: 47 + -38 = 9
u = 9

Simplifying
u = 9

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