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

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


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

Reorder the terms:
5u + -7 + 3(5 + 3u) = -2(u + 5)
5u + -7 + (5 * 3 + 3u * 3) = -2(u + 5)
5u + -7 + (15 + 9u) = -2(u + 5)

Reorder the terms:
-7 + 15 + 5u + 9u = -2(u + 5)

Combine like terms: -7 + 15 = 8
8 + 5u + 9u = -2(u + 5)

Combine like terms: 5u + 9u = 14u
8 + 14u = -2(u + 5)

Reorder the terms:
8 + 14u = -2(5 + u)
8 + 14u = (5 * -2 + u * -2)
8 + 14u = (-10 + -2u)

Solving
8 + 14u = -10 + -2u

Solving for variable 'u'.

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

Add '2u' to each side of the equation.
8 + 14u + 2u = -10 + -2u + 2u

Combine like terms: 14u + 2u = 16u
8 + 16u = -10 + -2u + 2u

Combine like terms: -2u + 2u = 0
8 + 16u = -10 + 0
8 + 16u = -10

Add '-8' to each side of the equation.
8 + -8 + 16u = -10 + -8

Combine like terms: 8 + -8 = 0
0 + 16u = -10 + -8
16u = -10 + -8

Combine like terms: -10 + -8 = -18
16u = -18

Divide each side by '16'.
u = -1.125

Simplifying
u = -1.125

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