Louis had 19 dogs. He feeds them with 38 pounds of biscuits. If there are 4 more dogs, then how much more pounds of biscuit are needed?

In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;

Ineed with math stuff it involves graphs

Which shows a reasonable estimation for 124% of 42 using the distributive property?