70=5u+15

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Solution for 70=5u+15 equation: 


Simplifying
70 = 5u + 15

Reorder the terms:
70 = 15 + 5u

Solving
70 = 15 + 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.
70 + -5u = 15 + 5u + -5u

Combine like terms: 5u + -5u = 0
70 + -5u = 15 + 0
70 + -5u = 15

Add '-70' to each side of the equation.
70 + -70 + -5u = 15 + -70

Combine like terms: 70 + -70 = 0
0 + -5u = 15 + -70
-5u = 15 + -70

Combine like terms: 15 + -70 = -55
-5u = -55

Divide each side by '-5'.
u = 11

Simplifying
u = 11

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