y=-x^2+16-21

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Solution for y=-x^2+16-21 equation: 


Simplifying
y = -1x2 + 16 + -21

Reorder the terms:
y = 16 + -21 + -1x2

Combine like terms: 16 + -21 = -5
y = -5 + -1x2

Solving
y = -5 + -1x2

Solving for variable 'y'.

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

Simplifying
y = -5 + -1x2

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