28=3u+4

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Solution for 28=3u+4 equation:


Simplifying
28 = 3u + 4

Reorder the terms:
28 = 4 + 3u

Solving
28 = 4 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
28 + -3u = 4 + 3u + -3u

Combine like terms: 3u + -3u = 0
28 + -3u = 4 + 0
28 + -3u = 4

Add '-28' to each side of the equation.
28 + -28 + -3u = 4 + -28

Combine like terms: 28 + -28 = 0
0 + -3u = 4 + -28
-3u = 4 + -28

Combine like terms: 4 + -28 = -24
-3u = -24

Divide each side by '-3'.
u = 8

Simplifying
u = 8

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