A total of $72,000 is to be invested, some in bonds and some in certificates of deposit (CDs). If the amount invested in bonds is to exceed that in CDs by $9,000, how much will be invested in each type of investment?

Rick and jim are working at the concession stand at the school basketball game. rick sells 12 more burgers than jim. the equation given below shows this relationship, where g represents the number of burgers rick sells, and h represents the number of burgers jim sells. g = h + 12 if rick sells 37 burgers, how many burgers does jim sell?