7(u-8)=(u+4)

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Solution for 7(u-8)=(u+4) equation:


Simplifying
7(u + -8) = (u + 4)

Reorder the terms:
7(-8 + u) = (u + 4)
(-8 * 7 + u * 7) = (u + 4)
(-56 + 7u) = (u + 4)

Reorder the terms:
-56 + 7u = (4 + u)

Remove parenthesis around (4 + u)
-56 + 7u = 4 + u

Solving
-56 + 7u = 4 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-56 + 7u + -1u = 4 + u + -1u

Combine like terms: 7u + -1u = 6u
-56 + 6u = 4 + u + -1u

Combine like terms: u + -1u = 0
-56 + 6u = 4 + 0
-56 + 6u = 4

Add '56' to each side of the equation.
-56 + 56 + 6u = 4 + 56

Combine like terms: -56 + 56 = 0
0 + 6u = 4 + 56
6u = 4 + 56

Combine like terms: 4 + 56 = 60
6u = 60

Divide each side by '6'.
u = 10

Simplifying
u = 10

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