(-7x^3-2x-4)-(8x^2+4x-7)=

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Solution for (-7x^3-2x-4)-(8x^2+4x-7)= equation:


Simplifying
(-7x3 + -2x + -4) + -1(8x2 + 4x + -7) = 0

Reorder the terms:
(-4 + -2x + -7x3) + -1(8x2 + 4x + -7) = 0

Remove parenthesis around (-4 + -2x + -7x3)
-4 + -2x + -7x3 + -1(8x2 + 4x + -7) = 0

Reorder the terms:
-4 + -2x + -7x3 + -1(-7 + 4x + 8x2) = 0
-4 + -2x + -7x3 + (-7 * -1 + 4x * -1 + 8x2 * -1) = 0
-4 + -2x + -7x3 + (7 + -4x + -8x2) = 0

Reorder the terms:
-4 + 7 + -2x + -4x + -8x2 + -7x3 = 0

Combine like terms: -4 + 7 = 3
3 + -2x + -4x + -8x2 + -7x3 = 0

Combine like terms: -2x + -4x = -6x
3 + -6x + -8x2 + -7x3 = 0

Solving
3 + -6x + -8x2 + -7x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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