28=5(u+6)-7u

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Solution for 28=5(u+6)-7u equation:


Simplifying
28 = 5(u + 6) + -7u

Reorder the terms:
28 = 5(6 + u) + -7u
28 = (6 * 5 + u * 5) + -7u
28 = (30 + 5u) + -7u

Combine like terms: 5u + -7u = -2u
28 = 30 + -2u

Solving
28 = 30 + -2u

Solving for variable 'u'.

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

Add '2u' to each side of the equation.
28 + 2u = 30 + -2u + 2u

Combine like terms: -2u + 2u = 0
28 + 2u = 30 + 0
28 + 2u = 30

Add '-28' to each side of the equation.
28 + -28 + 2u = 30 + -28

Combine like terms: 28 + -28 = 0
0 + 2u = 30 + -28
2u = 30 + -28

Combine like terms: 30 + -28 = 2
2u = 2

Divide each side by '2'.
u = 1

Simplifying
u = 1

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