6(u+3)=-3(4u-7)+3u

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Solution for 6(u+3)=-3(4u-7)+3u equation:


Simplifying
6(u + 3) = -3(4u + -7) + 3u

Reorder the terms:
6(3 + u) = -3(4u + -7) + 3u
(3 * 6 + u * 6) = -3(4u + -7) + 3u
(18 + 6u) = -3(4u + -7) + 3u

Reorder the terms:
18 + 6u = -3(-7 + 4u) + 3u
18 + 6u = (-7 * -3 + 4u * -3) + 3u
18 + 6u = (21 + -12u) + 3u

Combine like terms: -12u + 3u = -9u
18 + 6u = 21 + -9u

Solving
18 + 6u = 21 + -9u

Solving for variable 'u'.

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

Add '9u' to each side of the equation.
18 + 6u + 9u = 21 + -9u + 9u

Combine like terms: 6u + 9u = 15u
18 + 15u = 21 + -9u + 9u

Combine like terms: -9u + 9u = 0
18 + 15u = 21 + 0
18 + 15u = 21

Add '-18' to each side of the equation.
18 + -18 + 15u = 21 + -18

Combine like terms: 18 + -18 = 0
0 + 15u = 21 + -18
15u = 21 + -18

Combine like terms: 21 + -18 = 3
15u = 3

Divide each side by '15'.
u = 0.2

Simplifying
u = 0.2

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