fgx^2=x^2+7x-2-x

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


Simplifying
fgx2 = x2 + 7x + -2 + -1x

Reorder the terms:
fgx2 = -2 + 7x + -1x + x2

Combine like terms: 7x + -1x = 6x
fgx2 = -2 + 6x + x2

Solving
fgx2 = -2 + 6x + x2

Solving for variable 'f'.

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

Divide each side by 'gx2'.
f = -2g-1x-2 + 6g-1x-1 + g-1

Simplifying
f = -2g-1x-2 + 6g-1x-1 + g-1

Reorder the terms:
f = g-1 + -2g-1x-2 + 6g-1x-1

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