3u-83=u+15

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Solution for 3u-83=u+15 equation:


Simplifying
3u + -83 = u + 15

Reorder the terms:
-83 + 3u = u + 15

Reorder the terms:
-83 + 3u = 15 + u

Solving
-83 + 3u = 15 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-83 + 3u + -1u = 15 + u + -1u

Combine like terms: 3u + -1u = 2u
-83 + 2u = 15 + u + -1u

Combine like terms: u + -1u = 0
-83 + 2u = 15 + 0
-83 + 2u = 15

Add '83' to each side of the equation.
-83 + 83 + 2u = 15 + 83

Combine like terms: -83 + 83 = 0
0 + 2u = 15 + 83
2u = 15 + 83

Combine like terms: 15 + 83 = 98
2u = 98

Divide each side by '2'.
u = 49

Simplifying
u = 49

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