Write 60 as the product of two factors

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?