22=2u+6(u-3)

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Solution for 22=2u+6(u-3) equation:


Simplifying
22 = 2u + 6(u + -3)

Reorder the terms:
22 = 2u + 6(-3 + u)
22 = 2u + (-3 * 6 + u * 6)
22 = 2u + (-18 + 6u)

Reorder the terms:
22 = -18 + 2u + 6u

Combine like terms: 2u + 6u = 8u
22 = -18 + 8u

Solving
22 = -18 + 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
22 + -8u = -18 + 8u + -8u

Combine like terms: 8u + -8u = 0
22 + -8u = -18 + 0
22 + -8u = -18

Add '-22' to each side of the equation.
22 + -22 + -8u = -18 + -22

Combine like terms: 22 + -22 = 0
0 + -8u = -18 + -22
-8u = -18 + -22

Combine like terms: -18 + -22 = -40
-8u = -40

Divide each side by '-8'.
u = 5

Simplifying
u = 5

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