13=4u+5

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Solution for 13=4u+5 equation:


Simplifying
13 = 4u + 5

Reorder the terms:
13 = 5 + 4u

Solving
13 = 5 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
13 + -4u = 5 + 4u + -4u

Combine like terms: 4u + -4u = 0
13 + -4u = 5 + 0
13 + -4u = 5

Add '-13' to each side of the equation.
13 + -13 + -4u = 5 + -13

Combine like terms: 13 + -13 = 0
0 + -4u = 5 + -13
-4u = 5 + -13

Combine like terms: 5 + -13 = -8
-4u = -8

Divide each side by '-4'.
u = 2

Simplifying
u = 2

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