5u-1=18

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Solution for 5u-1=18 equation: 


Simplifying
5u + -1 = 18

Reorder the terms:
-1 + 5u = 18

Solving
-1 + 5u = 18

Solving for variable 'u'.

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

Add '1' to each side of the equation.
-1 + 1 + 5u = 18 + 1

Combine like terms: -1 + 1 = 0
0 + 5u = 18 + 1
5u = 18 + 1

Combine like terms: 18 + 1 = 19
5u = 19

Divide each side by '5'.
u = 3.8

Simplifying
u = 3.8

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