(7x^3-4x^2+2)-(2x^3+5x-7)=

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Solution for (7x^3-4x^2+2)-(2x^3+5x-7)= equation: 


Simplifying
(7x3 + -4x2 + 2) + -1(2x3 + 5x + -7) = 0

Reorder the terms:
(2 + -4x2 + 7x3) + -1(2x3 + 5x + -7) = 0

Remove parenthesis around (2 + -4x2 + 7x3)
2 + -4x2 + 7x3 + -1(2x3 + 5x + -7) = 0

Reorder the terms:
2 + -4x2 + 7x3 + -1(-7 + 5x + 2x3) = 0
2 + -4x2 + 7x3 + (-7 * -1 + 5x * -1 + 2x3 * -1) = 0
2 + -4x2 + 7x3 + (7 + -5x + -2x3) = 0

Reorder the terms:
2 + 7 + -5x + -4x2 + 7x3 + -2x3 = 0

Combine like terms: 2 + 7 = 9
9 + -5x + -4x2 + 7x3 + -2x3 = 0

Combine like terms: 7x3 + -2x3 = 5x3
9 + -5x + -4x2 + 5x3 = 0

Solving
9 + -5x + -4x2 + 5x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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