18u+73=16u+81

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Solution for 18u+73=16u+81 equation:


Simplifying
18u + 73 = 16u + 81

Reorder the terms:
73 + 18u = 16u + 81

Reorder the terms:
73 + 18u = 81 + 16u

Solving
73 + 18u = 81 + 16u

Solving for variable 'u'.

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

Add '-16u' to each side of the equation.
73 + 18u + -16u = 81 + 16u + -16u

Combine like terms: 18u + -16u = 2u
73 + 2u = 81 + 16u + -16u

Combine like terms: 16u + -16u = 0
73 + 2u = 81 + 0
73 + 2u = 81

Add '-73' to each side of the equation.
73 + -73 + 2u = 81 + -73

Combine like terms: 73 + -73 = 0
0 + 2u = 81 + -73
2u = 81 + -73

Combine like terms: 81 + -73 = 8
2u = 8

Divide each side by '2'.
u = 4

Simplifying
u = 4

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