3(u+6)=-4(2u-9)+3u

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Solution for 3(u+6)=-4(2u-9)+3u equation:


Simplifying
3(u + 6) = -4(2u + -9) + 3u

Reorder the terms:
3(6 + u) = -4(2u + -9) + 3u
(6 * 3 + u * 3) = -4(2u + -9) + 3u
(18 + 3u) = -4(2u + -9) + 3u

Reorder the terms:
18 + 3u = -4(-9 + 2u) + 3u
18 + 3u = (-9 * -4 + 2u * -4) + 3u
18 + 3u = (36 + -8u) + 3u

Combine like terms: -8u + 3u = -5u
18 + 3u = 36 + -5u

Solving
18 + 3u = 36 + -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
18 + 3u + 5u = 36 + -5u + 5u

Combine like terms: 3u + 5u = 8u
18 + 8u = 36 + -5u + 5u

Combine like terms: -5u + 5u = 0
18 + 8u = 36 + 0
18 + 8u = 36

Add '-18' to each side of the equation.
18 + -18 + 8u = 36 + -18

Combine like terms: 18 + -18 = 0
0 + 8u = 36 + -18
8u = 36 + -18

Combine like terms: 36 + -18 = 18
8u = 18

Divide each side by '8'.
u = 2.25

Simplifying
u = 2.25

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