2u-5+3(2u+3)=-7(u+2)

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Solution for 2u-5+3(2u+3)=-7(u+2) equation:


Simplifying
2u + -5 + 3(2u + 3) = -7(u + 2)

Reorder the terms:
2u + -5 + 3(3 + 2u) = -7(u + 2)
2u + -5 + (3 * 3 + 2u * 3) = -7(u + 2)
2u + -5 + (9 + 6u) = -7(u + 2)

Reorder the terms:
-5 + 9 + 2u + 6u = -7(u + 2)

Combine like terms: -5 + 9 = 4
4 + 2u + 6u = -7(u + 2)

Combine like terms: 2u + 6u = 8u
4 + 8u = -7(u + 2)

Reorder the terms:
4 + 8u = -7(2 + u)
4 + 8u = (2 * -7 + u * -7)
4 + 8u = (-14 + -7u)

Solving
4 + 8u = -14 + -7u

Solving for variable 'u'.

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

Add '7u' to each side of the equation.
4 + 8u + 7u = -14 + -7u + 7u

Combine like terms: 8u + 7u = 15u
4 + 15u = -14 + -7u + 7u

Combine like terms: -7u + 7u = 0
4 + 15u = -14 + 0
4 + 15u = -14

Add '-4' to each side of the equation.
4 + -4 + 15u = -14 + -4

Combine like terms: 4 + -4 = 0
0 + 15u = -14 + -4
15u = -14 + -4

Combine like terms: -14 + -4 = -18
15u = -18

Divide each side by '15'.
u = -1.2

Simplifying
u = -1.2

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