70=2u+8u

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Solution for 70=2u+8u equation:


Simplifying
70 = 2u + 8u

Combine like terms: 2u + 8u = 10u
70 = 10u

Solving
70 = 10u

Solving for variable 'u'.

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

Add '-10u' to each side of the equation.
70 + -10u = 10u + -10u

Combine like terms: 10u + -10u = 0
70 + -10u = 0

Add '-70' to each side of the equation.
70 + -70 + -10u = 0 + -70

Combine like terms: 70 + -70 = 0
0 + -10u = 0 + -70
-10u = 0 + -70

Combine like terms: 0 + -70 = -70
-10u = -70

Divide each side by '-10'.
u = 7

Simplifying
u = 7

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