-6=8u+2(u+7)

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Solution for -6=8u+2(u+7) equation:


Simplifying
-6 = 8u + 2(u + 7)

Reorder the terms:
-6 = 8u + 2(7 + u)
-6 = 8u + (7 * 2 + u * 2)
-6 = 8u + (14 + 2u)

Reorder the terms:
-6 = 14 + 8u + 2u

Combine like terms: 8u + 2u = 10u
-6 = 14 + 10u

Solving
-6 = 14 + 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.
-6 + -10u = 14 + 10u + -10u

Combine like terms: 10u + -10u = 0
-6 + -10u = 14 + 0
-6 + -10u = 14

Add '6' to each side of the equation.
-6 + 6 + -10u = 14 + 6

Combine like terms: -6 + 6 = 0
0 + -10u = 14 + 6
-10u = 14 + 6

Combine like terms: 14 + 6 = 20
-10u = 20

Divide each side by '-10'.
u = -2

Simplifying
u = -2

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