6(u+7)-8u=28

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Solution for 6(u+7)-8u=28 equation:


Simplifying
6(u + 7) + -8u = 28

Reorder the terms:
6(7 + u) + -8u = 28
(7 * 6 + u * 6) + -8u = 28
(42 + 6u) + -8u = 28

Combine like terms: 6u + -8u = -2u
42 + -2u = 28

Solving
42 + -2u = 28

Solving for variable 'u'.

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

Add '-42' to each side of the equation.
42 + -42 + -2u = 28 + -42

Combine like terms: 42 + -42 = 0
0 + -2u = 28 + -42
-2u = 28 + -42

Combine like terms: 28 + -42 = -14
-2u = -14

Divide each side by '-2'.
u = 7

Simplifying
u = 7

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