7u-39=5(u-5)

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Solution for 7u-39=5(u-5) equation:


Simplifying
7u + -39 = 5(u + -5)

Reorder the terms:
-39 + 7u = 5(u + -5)

Reorder the terms:
-39 + 7u = 5(-5 + u)
-39 + 7u = (-5 * 5 + u * 5)
-39 + 7u = (-25 + 5u)

Solving
-39 + 7u = -25 + 5u

Solving for variable 'u'.

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

Add '-5u' to each side of the equation.
-39 + 7u + -5u = -25 + 5u + -5u

Combine like terms: 7u + -5u = 2u
-39 + 2u = -25 + 5u + -5u

Combine like terms: 5u + -5u = 0
-39 + 2u = -25 + 0
-39 + 2u = -25

Add '39' to each side of the equation.
-39 + 39 + 2u = -25 + 39

Combine like terms: -39 + 39 = 0
0 + 2u = -25 + 39
2u = -25 + 39

Combine like terms: -25 + 39 = 14
2u = 14

Divide each side by '2'.
u = 7

Simplifying
u = 7

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