3x-(x+6)=4x+12

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Solution for 3x-(x+6)=4x+12 equation:


Simplifying
3x + -1(x + 6) = 4x + 12

Reorder the terms:
3x + -1(6 + x) = 4x + 12
3x + (6 * -1 + x * -1) = 4x + 12
3x + (-6 + -1x) = 4x + 12

Reorder the terms:
-6 + 3x + -1x = 4x + 12

Combine like terms: 3x + -1x = 2x
-6 + 2x = 4x + 12

Reorder the terms:
-6 + 2x = 12 + 4x

Solving
-6 + 2x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-6 + 2x + -4x = 12 + 4x + -4x

Combine like terms: 2x + -4x = -2x
-6 + -2x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-6 + -2x = 12 + 0
-6 + -2x = 12

Add '6' to each side of the equation.
-6 + 6 + -2x = 12 + 6

Combine like terms: -6 + 6 = 0
0 + -2x = 12 + 6
-2x = 12 + 6

Combine like terms: 12 + 6 = 18
-2x = 18

Divide each side by '-2'.
x = -9

Simplifying
x = -9

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