(3x+1)-(2x-2)=9

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Solution for (3x+1)-(2x-2)=9 equation:


Simplifying
(3x + 1) + -1(2x + -2) = 9

Reorder the terms:
(1 + 3x) + -1(2x + -2) = 9

Remove parenthesis around (1 + 3x)
1 + 3x + -1(2x + -2) = 9

Reorder the terms:
1 + 3x + -1(-2 + 2x) = 9
1 + 3x + (-2 * -1 + 2x * -1) = 9
1 + 3x + (2 + -2x) = 9

Reorder the terms:
1 + 2 + 3x + -2x = 9

Combine like terms: 1 + 2 = 3
3 + 3x + -2x = 9

Combine like terms: 3x + -2x = 1x
3 + 1x = 9

Solving
3 + 1x = 9

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 1x = 9 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 9 + -3
1x = 9 + -3

Combine like terms: 9 + -3 = 6
1x = 6

Divide each side by '1'.
x = 6

Simplifying
x = 6

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