-5u-45=7u+63

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Solution for -5u-45=7u+63 equation:


Simplifying
-5u + -45 = 7u + 63

Reorder the terms:
-45 + -5u = 7u + 63

Reorder the terms:
-45 + -5u = 63 + 7u

Solving
-45 + -5u = 63 + 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.
-45 + -5u + -7u = 63 + 7u + -7u

Combine like terms: -5u + -7u = -12u
-45 + -12u = 63 + 7u + -7u

Combine like terms: 7u + -7u = 0
-45 + -12u = 63 + 0
-45 + -12u = 63

Add '45' to each side of the equation.
-45 + 45 + -12u = 63 + 45

Combine like terms: -45 + 45 = 0
0 + -12u = 63 + 45
-12u = 63 + 45

Combine like terms: 63 + 45 = 108
-12u = 108

Divide each side by '-12'.
u = -9

Simplifying
u = -9

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