r^4-7r^3-4r+23=r-7

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Solution for r^4-7r^3-4r+23=r-7 equation: 


Simplifying
r4 + -7r3 + -4r + 23 = r + -7

Reorder the terms:
23 + -4r + -7r3 + r4 = r + -7

Reorder the terms:
23 + -4r + -7r3 + r4 = -7 + r

Solving
23 + -4r + -7r3 + r4 = -7 + r

Solving for variable 'r'.

Reorder the terms:
23 + 7 + -4r + -1r + -7r3 + r4 = -7 + r + 7 + -1r

Combine like terms: 23 + 7 = 30
30 + -4r + -1r + -7r3 + r4 = -7 + r + 7 + -1r

Combine like terms: -4r + -1r = -5r
30 + -5r + -7r3 + r4 = -7 + r + 7 + -1r

Reorder the terms:
30 + -5r + -7r3 + r4 = -7 + 7 + r + -1r

Combine like terms: -7 + 7 = 0
30 + -5r + -7r3 + r4 = 0 + r + -1r
30 + -5r + -7r3 + r4 = r + -1r

Combine like terms: r + -1r = 0
30 + -5r + -7r3 + r4 = 0

The solution to this equation could not be determined.

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