3x(x+4)-3x^2=60

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Solution for 3x(x+4)-3x^2=60 equation: 


Simplifying
3x(x + 4) + -3x2 = 60

Reorder the terms:
3x(4 + x) + -3x2 = 60
(4 * 3x + x * 3x) + -3x2 = 60
(12x + 3x2) + -3x2 = 60

Combine like terms: 3x2 + -3x2 = 0
12x + 0 = 60
12x = 60

Solving
12x = 60

Solving for variable 'x'.

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

Divide each side by '12'.
x = 5

Simplifying
x = 5

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