3(4-5x)+3x=72

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Solution for 3(4-5x)+3x=72 equation:


Simplifying
3(4 + -5x) + 3x = 72
(4 * 3 + -5x * 3) + 3x = 72
(12 + -15x) + 3x = 72

Combine like terms: -15x + 3x = -12x
12 + -12x = 72

Solving
12 + -12x = 72

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 + -12x = 72 + -12

Combine like terms: 12 + -12 = 0
0 + -12x = 72 + -12
-12x = 72 + -12

Combine like terms: 72 + -12 = 60
-12x = 60

Divide each side by '-12'.
x = -5

Simplifying
x = -5

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