-5(u-7)=-7u+15

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Solution for -5(u-7)=-7u+15 equation:


Simplifying
-5(u + -7) = -7u + 15

Reorder the terms:
-5(-7 + u) = -7u + 15
(-7 * -5 + u * -5) = -7u + 15
(35 + -5u) = -7u + 15

Reorder the terms:
35 + -5u = 15 + -7u

Solving
35 + -5u = 15 + -7u

Solving for variable 'u'.

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

Add '7u' to each side of the equation.
35 + -5u + 7u = 15 + -7u + 7u

Combine like terms: -5u + 7u = 2u
35 + 2u = 15 + -7u + 7u

Combine like terms: -7u + 7u = 0
35 + 2u = 15 + 0
35 + 2u = 15

Add '-35' to each side of the equation.
35 + -35 + 2u = 15 + -35

Combine like terms: 35 + -35 = 0
0 + 2u = 15 + -35
2u = 15 + -35

Combine like terms: 15 + -35 = -20
2u = -20

Divide each side by '2'.
u = -10

Simplifying
u = -10

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