-22=2(u+7)-6u

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Solution for -22=2(u+7)-6u equation:


Simplifying
-22 = 2(u + 7) + -6u

Reorder the terms:
-22 = 2(7 + u) + -6u
-22 = (7 * 2 + u * 2) + -6u
-22 = (14 + 2u) + -6u

Combine like terms: 2u + -6u = -4u
-22 = 14 + -4u

Solving
-22 = 14 + -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.
-22 + 4u = 14 + -4u + 4u

Combine like terms: -4u + 4u = 0
-22 + 4u = 14 + 0
-22 + 4u = 14

Add '22' to each side of the equation.
-22 + 22 + 4u = 14 + 22

Combine like terms: -22 + 22 = 0
0 + 4u = 14 + 22
4u = 14 + 22

Combine like terms: 14 + 22 = 36
4u = 36

Divide each side by '4'.
u = 9

Simplifying
u = 9

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