2x+3(x-4)=18

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Solution for 2x+3(x-4)=18 equation:


Simplifying
2x + 3(x + -4) = 18

Reorder the terms:
2x + 3(-4 + x) = 18
2x + (-4 * 3 + x * 3) = 18
2x + (-12 + 3x) = 18

Reorder the terms:
-12 + 2x + 3x = 18

Combine like terms: 2x + 3x = 5x
-12 + 5x = 18

Solving
-12 + 5x = 18

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 5x = 18 + 12

Combine like terms: -12 + 12 = 0
0 + 5x = 18 + 12
5x = 18 + 12

Combine like terms: 18 + 12 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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