-3x^2+30X+90=0

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Solution for -3x^2+30X+90=0 equation: 


Simplifying
-3x2 + 30X + 90 = 0

Reorder the terms:
90 + 30X + -3x2 = 0

Solving
90 + 30X + -3x2 = 0

Solving for variable 'X'.

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

Add '-90' to each side of the equation.
90 + 30X + -90 + -3x2 = 0 + -90

Reorder the terms:
90 + -90 + 30X + -3x2 = 0 + -90

Combine like terms: 90 + -90 = 0
0 + 30X + -3x2 = 0 + -90
30X + -3x2 = 0 + -90

Combine like terms: 0 + -90 = -90
30X + -3x2 = -90

Add '3x2' to each side of the equation.
30X + -3x2 + 3x2 = -90 + 3x2

Combine like terms: -3x2 + 3x2 = 0
30X + 0 = -90 + 3x2
30X = -90 + 3x2

Divide each side by '30'.
X = -3 + 0.1x2

Simplifying
X = -3 + 0.1x2

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