3x-2(x-6)+9=3(3-2x)+4x

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Solution for 3x-2(x-6)+9=3(3-2x)+4x equation:


Simplifying
3x + -2(x + -6) + 9 = 3(3 + -2x) + 4x

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

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

Combine like terms: 12 + 9 = 21
21 + 3x + -2x = 3(3 + -2x) + 4x

Combine like terms: 3x + -2x = 1x
21 + 1x = 3(3 + -2x) + 4x
21 + 1x = (3 * 3 + -2x * 3) + 4x
21 + 1x = (9 + -6x) + 4x

Combine like terms: -6x + 4x = -2x
21 + 1x = 9 + -2x

Solving
21 + 1x = 9 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
21 + 1x + 2x = 9 + -2x + 2x

Combine like terms: 1x + 2x = 3x
21 + 3x = 9 + -2x + 2x

Combine like terms: -2x + 2x = 0
21 + 3x = 9 + 0
21 + 3x = 9

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

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

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

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

Simplifying
x = -4

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