12u-77=5u

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Solution for 12u-77=5u equation:


Simplifying
12u + -77 = 5u

Reorder the terms:
-77 + 12u = 5u

Solving
-77 + 12u = 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.
-77 + 12u + -5u = 5u + -5u

Combine like terms: 12u + -5u = 7u
-77 + 7u = 5u + -5u

Combine like terms: 5u + -5u = 0
-77 + 7u = 0

Add '77' to each side of the equation.
-77 + 77 + 7u = 0 + 77

Combine like terms: -77 + 77 = 0
0 + 7u = 0 + 77
7u = 0 + 77

Combine like terms: 0 + 77 = 77
7u = 77

Divide each side by '7'.
u = 11

Simplifying
u = 11

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