3(x+4)-2x=20

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Solution for 3(x+4)-2x=20 equation:


Simplifying
3(x + 4) + -2x = 20

Reorder the terms:
3(4 + x) + -2x = 20
(4 * 3 + x * 3) + -2x = 20
(12 + 3x) + -2x = 20

Combine like terms: 3x + -2x = 1x
12 + 1x = 20

Solving
12 + 1x = 20

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 + 1x = 20 + -12

Combine like terms: 12 + -12 = 0
0 + 1x = 20 + -12
1x = 20 + -12

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

Divide each side by '1'.
x = 8

Simplifying
x = 8

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