3x(x-5)-3x*x=-30

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Solution for 3x(x-5)-3x*x=-30 equation: 


Simplifying
3x(x + -5) + -3x * x = -30

Reorder the terms:
3x(-5 + x) + -3x * x = -30
(-5 * 3x + x * 3x) + -3x * x = -30
(-15x + 3x2) + -3x * x = -30

Multiply x * x
-15x + 3x2 + -3x2 = -30

Combine like terms: 3x2 + -3x2 = 0
-15x + 0 = -30
-15x = -30

Solving
-15x = -30

Solving for variable 'x'.

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

Divide each side by '-15'.
x = 2

Simplifying
x = 2

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