-18=6(u-5)+6u

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Solution for -18=6(u-5)+6u equation:


Simplifying
-18 = 6(u + -5) + 6u

Reorder the terms:
-18 = 6(-5 + u) + 6u
-18 = (-5 * 6 + u * 6) + 6u
-18 = (-30 + 6u) + 6u

Combine like terms: 6u + 6u = 12u
-18 = -30 + 12u

Solving
-18 = -30 + 12u

Solving for variable 'u'.

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

Add '-12u' to each side of the equation.
-18 + -12u = -30 + 12u + -12u

Combine like terms: 12u + -12u = 0
-18 + -12u = -30 + 0
-18 + -12u = -30

Add '18' to each side of the equation.
-18 + 18 + -12u = -30 + 18

Combine like terms: -18 + 18 = 0
0 + -12u = -30 + 18
-12u = -30 + 18

Combine like terms: -30 + 18 = -12
-12u = -12

Divide each side by '-12'.
u = 1

Simplifying
u = 1

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