-x+x^2=7+r

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Solution for -x+x^2=7+r equation: 


Simplifying
-1x + x2 = 7 + r

Solving
-1x + x2 = 7 + r

Solving for variable 'x'.

Reorder the terms:
-7 + -1r + -1x + x2 = 7 + r + -7 + -1r

Reorder the terms:
-7 + -1r + -1x + x2 = 7 + -7 + r + -1r

Combine like terms: 7 + -7 = 0
-7 + -1r + -1x + x2 = 0 + r + -1r
-7 + -1r + -1x + x2 = r + -1r

Combine like terms: r + -1r = 0
-7 + -1r + -1x + x2 = 0

The solution to this equation could not be determined.

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