28=9u+1

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Solution for 28=9u+1 equation:


Simplifying
28 = 9u + 1

Reorder the terms:
28 = 1 + 9u

Solving
28 = 1 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
28 + -9u = 1 + 9u + -9u

Combine like terms: 9u + -9u = 0
28 + -9u = 1 + 0
28 + -9u = 1

Add '-28' to each side of the equation.
28 + -28 + -9u = 1 + -28

Combine like terms: 28 + -28 = 0
0 + -9u = 1 + -28
-9u = 1 + -28

Combine like terms: 1 + -28 = -27
-9u = -27

Divide each side by '-9'.
u = 3

Simplifying
u = 3

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