2u-18=8(u+3)

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Solution for 2u-18=8(u+3) equation:


Simplifying
2u + -18 = 8(u + 3)

Reorder the terms:
-18 + 2u = 8(u + 3)

Reorder the terms:
-18 + 2u = 8(3 + u)
-18 + 2u = (3 * 8 + u * 8)
-18 + 2u = (24 + 8u)

Solving
-18 + 2u = 24 + 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.
-18 + 2u + -8u = 24 + 8u + -8u

Combine like terms: 2u + -8u = -6u
-18 + -6u = 24 + 8u + -8u

Combine like terms: 8u + -8u = 0
-18 + -6u = 24 + 0
-18 + -6u = 24

Add '18' to each side of the equation.
-18 + 18 + -6u = 24 + 18

Combine like terms: -18 + 18 = 0
0 + -6u = 24 + 18
-6u = 24 + 18

Combine like terms: 24 + 18 = 42
-6u = 42

Divide each side by '-6'.
u = -7

Simplifying
u = -7

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