-28=5(u-2)-7u

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Solution for -28=5(u-2)-7u equation:


Simplifying
-28 = 5(u + -2) + -7u

Reorder the terms:
-28 = 5(-2 + u) + -7u
-28 = (-2 * 5 + u * 5) + -7u
-28 = (-10 + 5u) + -7u

Combine like terms: 5u + -7u = -2u
-28 = -10 + -2u

Solving
-28 = -10 + -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 = -10 + -2u + 2u

Combine like terms: -2u + 2u = 0
-28 + 2u = -10 + 0
-28 + 2u = -10

Add '28' to each side of the equation.
-28 + 28 + 2u = -10 + 28

Combine like terms: -28 + 28 = 0
0 + 2u = -10 + 28
2u = -10 + 28

Combine like terms: -10 + 28 = 18
2u = 18

Divide each side by '2'.
u = 9

Simplifying
u = 9

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