-3(u+3)=7u-3+2(2u+3)

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


Simplifying
-3(u + 3) = 7u + -3 + 2(2u + 3)

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

Reorder the terms:
-9 + -3u = 7u + -3 + 2(3 + 2u)
-9 + -3u = 7u + -3 + (3 * 2 + 2u * 2)
-9 + -3u = 7u + -3 + (6 + 4u)

Reorder the terms:
-9 + -3u = -3 + 6 + 7u + 4u

Combine like terms: -3 + 6 = 3
-9 + -3u = 3 + 7u + 4u

Combine like terms: 7u + 4u = 11u
-9 + -3u = 3 + 11u

Solving
-9 + -3u = 3 + 11u

Solving for variable 'u'.

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

Add '-11u' to each side of the equation.
-9 + -3u + -11u = 3 + 11u + -11u

Combine like terms: -3u + -11u = -14u
-9 + -14u = 3 + 11u + -11u

Combine like terms: 11u + -11u = 0
-9 + -14u = 3 + 0
-9 + -14u = 3

Add '9' to each side of the equation.
-9 + 9 + -14u = 3 + 9

Combine like terms: -9 + 9 = 0
0 + -14u = 3 + 9
-14u = 3 + 9

Combine like terms: 3 + 9 = 12
-14u = 12

Divide each side by '-14'.
u = -0.8571428571

Simplifying
u = -0.8571428571

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