-2c-15=-x^2

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Solution for -2c-15=-x^2 equation: 


Simplifying
-2c + -15 = -1x2

Reorder the terms:
-15 + -2c = -1x2

Solving
-15 + -2c = -1x2

Solving for variable 'c'.

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

Add '15' to each side of the equation.
-15 + 15 + -2c = 15 + -1x2

Combine like terms: -15 + 15 = 0
0 + -2c = 15 + -1x2
-2c = 15 + -1x2

Divide each side by '-2'.
c = -7.5 + 0.5x2

Simplifying
c = -7.5 + 0.5x2

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