3(x-2)-2(x+1)=12

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Solution for 3(x-2)-2(x+1)=12 equation:


Simplifying
3(x + -2) + -2(x + 1) = 12

Reorder the terms:
3(-2 + x) + -2(x + 1) = 12
(-2 * 3 + x * 3) + -2(x + 1) = 12
(-6 + 3x) + -2(x + 1) = 12

Reorder the terms:
-6 + 3x + -2(1 + x) = 12
-6 + 3x + (1 * -2 + x * -2) = 12
-6 + 3x + (-2 + -2x) = 12

Reorder the terms:
-6 + -2 + 3x + -2x = 12

Combine like terms: -6 + -2 = -8
-8 + 3x + -2x = 12

Combine like terms: 3x + -2x = 1x
-8 + 1x = 12

Solving
-8 + 1x = 12

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 1x = 12 + 8

Combine like terms: -8 + 8 = 0
0 + 1x = 12 + 8
1x = 12 + 8

Combine like terms: 12 + 8 = 20
1x = 20

Divide each side by '1'.
x = 20

Simplifying
x = 20

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