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

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


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

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

Remove parenthesis around (2 + 3u)
2 + 3u + -1(u + 1) = u + (2u + 3)

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

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

Combine like terms: 2 + -1 = 1
1 + 3u + -1u = u + (2u + 3)

Combine like terms: 3u + -1u = 2u
1 + 2u = u + (2u + 3)

Reorder the terms:
1 + 2u = u + (3 + 2u)

Remove parenthesis around (3 + 2u)
1 + 2u = u + 3 + 2u

Reorder the terms:
1 + 2u = 3 + u + 2u

Combine like terms: u + 2u = 3u
1 + 2u = 3 + 3u

Solving
1 + 2u = 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.
1 + 2u + -3u = 3 + 3u + -3u

Combine like terms: 2u + -3u = -1u
1 + -1u = 3 + 3u + -3u

Combine like terms: 3u + -3u = 0
1 + -1u = 3 + 0
1 + -1u = 3

Add '-1' to each side of the equation.
1 + -1 + -1u = 3 + -1

Combine like terms: 1 + -1 = 0
0 + -1u = 3 + -1
-1u = 3 + -1

Combine like terms: 3 + -1 = 2
-1u = 2

Divide each side by '-1'.
u = -2

Simplifying
u = -2

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