3u+1-2(-2u-3)=3(u-1)

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Solution for 3u+1-2(-2u-3)=3(u-1) equation:


Simplifying
3u + 1 + -2(-2u + -3) = 3(u + -1)

Reorder the terms:
3u + 1 + -2(-3 + -2u) = 3(u + -1)
3u + 1 + (-3 * -2 + -2u * -2) = 3(u + -1)
3u + 1 + (6 + 4u) = 3(u + -1)

Reorder the terms:
1 + 6 + 3u + 4u = 3(u + -1)

Combine like terms: 1 + 6 = 7
7 + 3u + 4u = 3(u + -1)

Combine like terms: 3u + 4u = 7u
7 + 7u = 3(u + -1)

Reorder the terms:
7 + 7u = 3(-1 + u)
7 + 7u = (-1 * 3 + u * 3)
7 + 7u = (-3 + 3u)

Solving
7 + 7u = -3 + 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.
7 + 7u + -3u = -3 + 3u + -3u

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

Combine like terms: 3u + -3u = 0
7 + 4u = -3 + 0
7 + 4u = -3

Add '-7' to each side of the equation.
7 + -7 + 4u = -3 + -7

Combine like terms: 7 + -7 = 0
0 + 4u = -3 + -7
4u = -3 + -7

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

Divide each side by '4'.
u = -2.5

Simplifying
u = -2.5

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