3(x+1)=-3(2x-4)+9

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Solution for 3(x+1)=-3(2x-4)+9 equation:


Simplifying
3(x + 1) = -3(2x + -4) + 9

Reorder the terms:
3(1 + x) = -3(2x + -4) + 9
(1 * 3 + x * 3) = -3(2x + -4) + 9
(3 + 3x) = -3(2x + -4) + 9

Reorder the terms:
3 + 3x = -3(-4 + 2x) + 9
3 + 3x = (-4 * -3 + 2x * -3) + 9
3 + 3x = (12 + -6x) + 9

Reorder the terms:
3 + 3x = 12 + 9 + -6x

Combine like terms: 12 + 9 = 21
3 + 3x = 21 + -6x

Solving
3 + 3x = 21 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
3 + 3x + 6x = 21 + -6x + 6x

Combine like terms: 3x + 6x = 9x
3 + 9x = 21 + -6x + 6x

Combine like terms: -6x + 6x = 0
3 + 9x = 21 + 0
3 + 9x = 21

Add '-3' to each side of the equation.
3 + -3 + 9x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 9x = 21 + -3
9x = 21 + -3

Combine like terms: 21 + -3 = 18
9x = 18

Divide each side by '9'.
x = 2

Simplifying
x = 2

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