Tim started a new diet. after the first week, tim lost 2 pounds. tim weighed himself after the second week and noticed that he had gained 2 pounds. what is tim's new weight change after two weeks?

Bc and bd are opposite rays. all of the following are true except a)a,b,c,d are collinear b)a,b,c,d are coplanar c)bc=bd d)b is between c and d

Maria has $10,000 to invest in two accounts.he decides to invest one part in an account with 5% interest and the rest in an account with 8% interest. at the end of the year he has earned $702,50 in interest.¿how much did maria invest in the 8% account?

Me because i don't understand how to do it.: )