3/4(8p+12) + 3/8(16p-8)
3/4(8p+12)+3/8(16p-8)=3/4[(8p+12)+1/2(16p-8)]=3/4[8p+12+8p-4]=3/4[16p+8]=3/48[2p+1]=6[2p+1]=12p+6