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

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


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

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

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

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

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

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

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

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

Combine like terms: -1 + -9 = -10
2 + 2x = -10 + 2x + -3x

Combine like terms: 2x + -3x = -1x
2 + 2x = -10 + -1x

Solving
2 + 2x = -10 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
2 + 2x + x = -10 + -1x + x

Combine like terms: 2x + x = 3x
2 + 3x = -10 + -1x + x

Combine like terms: -1x + x = 0
2 + 3x = -10 + 0
2 + 3x = -10

Add '-2' to each side of the equation.
2 + -2 + 3x = -10 + -2

Combine like terms: 2 + -2 = 0
0 + 3x = -10 + -2
3x = -10 + -2

Combine like terms: -10 + -2 = -12
3x = -12

Divide each side by '3'.
x = -4

Simplifying
x = -4

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