6u+18=2(u-7)

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Solution for 6u+18=2(u-7) equation:


Simplifying
6u + 18 = 2(u + -7)

Reorder the terms:
18 + 6u = 2(u + -7)

Reorder the terms:
18 + 6u = 2(-7 + u)
18 + 6u = (-7 * 2 + u * 2)
18 + 6u = (-14 + 2u)

Solving
18 + 6u = -14 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
18 + 6u + -2u = -14 + 2u + -2u

Combine like terms: 6u + -2u = 4u
18 + 4u = -14 + 2u + -2u

Combine like terms: 2u + -2u = 0
18 + 4u = -14 + 0
18 + 4u = -14

Add '-18' to each side of the equation.
18 + -18 + 4u = -14 + -18

Combine like terms: 18 + -18 = 0
0 + 4u = -14 + -18
4u = -14 + -18

Combine like terms: -14 + -18 = -32
4u = -32

Divide each side by '4'.
u = -8

Simplifying
u = -8

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