5x2 - yz + 5x3 - z
5x^2(1 + x) - z(y + 1)
(ax + by + bx + ay) : (a + b) = x + y
ax + bx
----------
by + ay
ay + by
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0
(a^5 - b^5 ) : (a - b) = a^4 + a^{3}b + a^{2}b^2 + ab^3 + b^4
a^5 - a^{4}b
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a^{4}b - b^5
a^{4}b - a^{3}b^2
----------
a^{3}b^2 - b^5
a^{3}b^2 - a^{2}b^3
----------
a^{2}b^3 - b^5
a^{2}b^3 - ab^4
----------
ab^4 - b^5
ab^4 - b^5
----------
0