78=5u+13

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Solution for 78=5u+13 equation:


Simplifying
78 = 5u + 13

Reorder the terms:
78 = 13 + 5u

Solving
78 = 13 + 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.
78 + -5u = 13 + 5u + -5u

Combine like terms: 5u + -5u = 0
78 + -5u = 13 + 0
78 + -5u = 13

Add '-78' to each side of the equation.
78 + -78 + -5u = 13 + -78

Combine like terms: 78 + -78 = 0
0 + -5u = 13 + -78
-5u = 13 + -78

Combine like terms: 13 + -78 = -65
-5u = -65

Divide each side by '-5'.
u = 13

Simplifying
u = 13

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