6=x^4+x^3-40x^2

Solution for 6=x^4+x^3-40x^2 equation:

Simplifying
6 = x4 + x3 + -40x2

Reorder the terms:
6 = -40x2 + x3 + x4

Solving
6 = -40x2 + x3 + x4

Solving for variable 'x'.

Reorder the terms:
6 + 40x2 + -1x3 + -1x4 = -40x2 + 40x2 + x3 + -1x3 + x4 + -1x4

Combine like terms: -40x2 + 40x2 = 0
6 + 40x2 + -1x3 + -1x4 = 0 + x3 + -1x3 + x4 + -1x4
6 + 40x2 + -1x3 + -1x4 = x3 + -1x3 + x4 + -1x4

Combine like terms: x3 + -1x3 = 0
6 + 40x2 + -1x3 + -1x4 = 0 + x4 + -1x4
6 + 40x2 + -1x3 + -1x4 = x4 + -1x4

Combine like terms: x4 + -1x4 = 0
6 + 40x2 + -1x3 + -1x4 = 0

The solution to this equation could not be determined.