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

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


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

Reorder the terms:
5u + -7 + 2(5 + 2u) = -3(u + 5)
5u + -7 + (5 * 2 + 2u * 2) = -3(u + 5)
5u + -7 + (10 + 4u) = -3(u + 5)

Reorder the terms:
-7 + 10 + 5u + 4u = -3(u + 5)

Combine like terms: -7 + 10 = 3
3 + 5u + 4u = -3(u + 5)

Combine like terms: 5u + 4u = 9u
3 + 9u = -3(u + 5)

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

Solving
3 + 9u = -15 + -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
3 + 9u + 3u = -15 + -3u + 3u

Combine like terms: 9u + 3u = 12u
3 + 12u = -15 + -3u + 3u

Combine like terms: -3u + 3u = 0
3 + 12u = -15 + 0
3 + 12u = -15

Add '-3' to each side of the equation.
3 + -3 + 12u = -15 + -3

Combine like terms: 3 + -3 = 0
0 + 12u = -15 + -3
12u = -15 + -3

Combine like terms: -15 + -3 = -18
12u = -18

Divide each side by '12'.
u = -1.5

Simplifying
u = -1.5

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