3x+2(x-12)=9

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Solution for 3x+2(x-12)=9 equation:


Simplifying
3x + 2(x + -12) = 9

Reorder the terms:
3x + 2(-12 + x) = 9
3x + (-12 * 2 + x * 2) = 9
3x + (-24 + 2x) = 9

Reorder the terms:
-24 + 3x + 2x = 9

Combine like terms: 3x + 2x = 5x
-24 + 5x = 9

Solving
-24 + 5x = 9

Solving for variable 'x'.

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

Add '24' to each side of the equation.
-24 + 24 + 5x = 9 + 24

Combine like terms: -24 + 24 = 0
0 + 5x = 9 + 24
5x = 9 + 24

Combine like terms: 9 + 24 = 33
5x = 33

Divide each side by '5'.
x = 6.6

Simplifying
x = 6.6

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