(10a3b2＋7a2c)÷(2a)

(20x4＋7x3－3x4)÷x

(13a2b2＋8a2b－4ab2)÷(ab)

(－2a3－2a2b3＋3a2b3)÷(－3a)

9

(—m2n3＋5mn2＋2n3)÷(3n2) 8

[(b＋4)(b＋6)－24]÷b

(18ab－2b)÷(2b)

(90a4＋21a4－9a2)÷(9a)

(51xy－18x2y)÷(3xy)

(2xy＋2y)÷y

(4xy－3y)÷y

(6c3d＋cd3)÷(－cd)

(8ma－9mb－5mc)÷m

2 2

(8ab＋8a3c)÷(2a2)

(10ab2＋6ab＋2a2b)÷(ab)

1 2

(—m2n－4mn2＋2n3)÷(2n2) 5

(5m3n－9m)÷(5m)

(14x3－6x－2x4)÷x

(－3a2－2a3b2＋2a2b2)÷(－3a)

[(a＋4)(a＋8)－32]÷a

(12ab－4b)÷(4b)

(54a3－24a＋12a3)÷(6a)

(48xy2＋24x2y)÷(12xy)

(4xy－2y)÷y

(8xy＋5y)÷y

(4c2d＋c2d3)÷(－cd)

(5ma＋mb＋mc)÷m

(4m2n＋9m2)÷(3m)

(4a2b3－8a2c)÷(2a2)

(11x2－7x4－4x4)÷x

(20ab2－5a2b＋2ab)÷(ab)

(－3a2－5a3b3－5a3b2)÷(－4a)

2

(—mn2－3m2n2－6n4)÷(6n2) 3

[(x＋5)(x＋6)－30]÷x

(20ab－10b)÷(6b)

(33a＋24a－15a4)÷(6a)

(51xy2－15x2y)÷(3xy)

(7xy＋5y)÷y

(2xy－5y)÷y

(6c3d2－c2d)÷(－cd)