\(4(6p+8q)=24p+32q\)

\(-7+(9x+5)=-7+9x+5=9x-2\)

\(3-(7a+4)=3-7a-4=-7a-1\)

\(-3(-9a+5)=27a-15\)

\(-2(5x+7)-4(-8x+9)=-10x-14+32x-36=22x-50\)

\(6a(-9a-5)=-54a^2-30a\)

\((5x+3)+(-6x+2)=5x+3-6x+2=-x+5\)

\((6x-3)-(2x-5)=6x-3+-2x+5=4x+2\)

\(4(-3x-6y+5)=-12x-24y+20\)

\((4x+2)(9y-7)=36xy-28x+18y-14\)

\((-7a-9)(4a-3)=-28a^2+21a-36a+27=-28a^2-15a+27\)

\((p-6)(p+2)=p^2+2p-6p-12=p^2-4p-12\)

\((a+7)^2=a^2+14a+49\)

\((7p-5)^2=49p^2-70p+25\)

\((-5a+6b)^2=25a^2-60ab+36b^2\)

\((p-9)(p+7)(p+4)=(p-9)(p^2+11p+28)=p^3+11p^2+28p-9p^2-99p-252=p^3+2p^2-71p-252\)

\(x(x+7)(x+2)=x(x^2+9x+14)=x^3+9x^2+14x\)

\((7a-4b)(7a+4b)=49a^2-16b^2\)

\((-2x+6)(-2x-6)=4x^2-36\)

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