Bill's aunt gave him some money. he owes jack $12 from lunch on tuesday. he has 4/13 of the amount that he started with.
how much money did bill have to start?
how much did he have left?
answer !

Consider the expression below. 9 + 4(x + 2) – 3.1 select the term that best describes "3" in the given expression. o a. coefficient variable exponent constant

Does anyone know how to do geometryme with this problem

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g