6(u+2)=-3(7u-1)+9u

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Solution for 6(u+2)=-3(7u-1)+9u equation:


Simplifying
6(u + 2) = -3(7u + -1) + 9u

Reorder the terms:
6(2 + u) = -3(7u + -1) + 9u
(2 * 6 + u * 6) = -3(7u + -1) + 9u
(12 + 6u) = -3(7u + -1) + 9u

Reorder the terms:
12 + 6u = -3(-1 + 7u) + 9u
12 + 6u = (-1 * -3 + 7u * -3) + 9u
12 + 6u = (3 + -21u) + 9u

Combine like terms: -21u + 9u = -12u
12 + 6u = 3 + -12u

Solving
12 + 6u = 3 + -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.
12 + 6u + 12u = 3 + -12u + 12u

Combine like terms: 6u + 12u = 18u
12 + 18u = 3 + -12u + 12u

Combine like terms: -12u + 12u = 0
12 + 18u = 3 + 0
12 + 18u = 3

Add '-12' to each side of the equation.
12 + -12 + 18u = 3 + -12

Combine like terms: 12 + -12 = 0
0 + 18u = 3 + -12
18u = 3 + -12

Combine like terms: 3 + -12 = -9
18u = -9

Divide each side by '18'.
u = -0.5

Simplifying
u = -0.5

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