18=5u+3

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Solution for 18=5u+3 equation:


Simplifying
18 = 5u + 3

Reorder the terms:
18 = 3 + 5u

Solving
18 = 3 + 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.
18 + -5u = 3 + 5u + -5u

Combine like terms: 5u + -5u = 0
18 + -5u = 3 + 0
18 + -5u = 3

Add '-18' to each side of the equation.
18 + -18 + -5u = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -5u = 3 + -18
-5u = 3 + -18

Combine like terms: 3 + -18 = -15
-5u = -15

Divide each side by '-5'.
u = 3

Simplifying
u = 3

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