Chloe1939 Chloe1939 03-01-2017 Mathematics contestada Can someone please help me with these step by step?4p+2p=3p-73n-5=7n+11-3c-12=-5c+c7 (6-2a)=5 (-3a+1)2r-(5-r)=13+2r2 (a-4)=4a-(2a+4)5y+2=1/2 (10y+4)-6a+3=-3 (2a-1)