9u+39=2(u-5)

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Solution for 9u+39=2(u-5) equation:


Simplifying
9u + 39 = 2(u + -5)

Reorder the terms:
39 + 9u = 2(u + -5)

Reorder the terms:
39 + 9u = 2(-5 + u)
39 + 9u = (-5 * 2 + u * 2)
39 + 9u = (-10 + 2u)

Solving
39 + 9u = -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.
39 + 9u + -2u = -10 + 2u + -2u

Combine like terms: 9u + -2u = 7u
39 + 7u = -10 + 2u + -2u

Combine like terms: 2u + -2u = 0
39 + 7u = -10 + 0
39 + 7u = -10

Add '-39' to each side of the equation.
39 + -39 + 7u = -10 + -39

Combine like terms: 39 + -39 = 0
0 + 7u = -10 + -39
7u = -10 + -39

Combine like terms: -10 + -39 = -49
7u = -49

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

Simplifying
u = -7

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