\(-9(-4x+6y)=36x-54y\)

\(-4+(8p-5)=-4+8p-5=8p-9\)

\(-9-(3a-2)=-9-3a+2=-3a-7\)

\(-6(5x+9)=-30x-54\)

\(3(8a+6)+4(5a-2)=24a+18+20a-8=44a+10\)

\(7x(-3x+2)=-21x^2+14x\)

\((-4a-3)+(-7a+5)=-4a-3-7a+5=-11a+2\)

\((8p+5)-(-6p-2)=8p+5+6p+2=14p+7\)

\(-7(5x-8y+3)=-35x+56y-21\)

\((-2p-3)(6q-7)=-12pq+14p-18q+21\)

\((-9a+4)(3a-7)=-27a^2+63a+12a-28=-27a^2+75a-28\)

\((a-6)(a+5)=a^2+5a-6a-30=a^2-a-30\)

\((x+3)^2=x^2+6x+9\)

\((9p+5)^2=81p^2+90p+25\)

\((-5x-6y)^2=25x^2+60xy+36y^2\)

\((a+5)(a-7)(a-3)=(a+5)(a^2-10a+21)=a^3-10a^2+21a+5a^2-50a+105=a^3-5a^2-29a+105\)

\(x(x-4)(x-3)=x(x^2-7x+12)=x^3-7x^2+12x\)

\((6a+4b)(6a-4b)=36a^2-16b^2\)

\((-2x+3)(-2x-3)=4x^2-9\)

\((p-6)(p+6)=p^2-36\)