-7u+45=-5(u-5)

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Solution for -7u+45=-5(u-5) equation:


Simplifying
-7u + 45 = -5(u + -5)

Reorder the terms:
45 + -7u = -5(u + -5)

Reorder the terms:
45 + -7u = -5(-5 + u)
45 + -7u = (-5 * -5 + u * -5)
45 + -7u = (25 + -5u)

Solving
45 + -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.
45 + -7u + 5u = 25 + -5u + 5u

Combine like terms: -7u + 5u = -2u
45 + -2u = 25 + -5u + 5u

Combine like terms: -5u + 5u = 0
45 + -2u = 25 + 0
45 + -2u = 25

Add '-45' to each side of the equation.
45 + -45 + -2u = 25 + -45

Combine like terms: 45 + -45 = 0
0 + -2u = 25 + -45
-2u = 25 + -45

Combine like terms: 25 + -45 = -20
-2u = -20

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

Simplifying
u = 10

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