y=-2x^2-12x-21

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Solution for y=-2x^2-12x-21 equation: 


Simplifying
y = -2x2 + -12x + -21

Reorder the terms:
y = -21 + -12x + -2x2

Solving
y = -21 + -12x + -2x2

Solving for variable 'y'.

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

Simplifying
y = -21 + -12x + -2x2

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