\(8(-9p+3q)=-72p+24q\)

\(-6+(-2a-4)=-6-2a-4=-2a-10\)

\(9-(4x+8)=9-4x-8=-4x+1\)

\(-9(5x-3)=-45x+27\)

\(-4(-8a+9)+3(2a-5)=32a-36+6a-15=38a-51\)

\(5x(7x+3)=35x^2+15x\)

\((9a-8)+(-7a+2)=9a-8-7a+2=2a-6\)

\((6x+9)-(7x+3)=6x+9+-7x-3=-x+6\)

\(-4(6a-8b-5)=-24a+32b+20\)

\((5a+3)(7b-6)=35ab-30a+21b-18\)

\((9p+5)(-3p-6)=-27p^2-54p-15p-30=-27p^2-69p-30\)

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

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

\((6x-7)^2=36x^2-84x+49\)

\((6a-7b)^2=36a^2-84ab+49b^2\)

\((a-8)(a+5)(a-6)=(a-8)(a^2-a-30)=a^3-a^2-30a-8a^2+8a+240=a^3-9a^2-22a+240\)

\(a(a+9)(a-6)=a(a^2+3a-54)=a^3+3a^2-54a\)

\((3x-4y)(3x+4y)=9x^2-16y^2\)

\((-6x+9)(-6x-9)=36x^2-81\)

\((p+4)(p-4)=p^2-16\)