Four more than seven times a number is the same as twenty less than three times the number. Find the number

Davis notices that his hair is decreasingly exponentially at a rate of 10% per year. If he starts with 100,000 on his head, how many will he have after 3 years?

Factor completely and show work 1. t^6 - 64 2. y² + 5y - 84 3.18x^4 - 72x² 4.9p² - 54p + 72 5. (x^2 - x - 6) / (x^2 - 9)

What is 1/3 plus 1/4

Express 84,42 as a percentage of 74,05 rounded off to a whole number

If Lisa has 2 dogs and she gives 1 dog away, how many dogs does she have left?

How do u show two ways three people can share a 5 segment chewy fruit worm

58%,0.62,31/50 least greatest

Select the number sentence that illustrates the commutative property of addition. Select one of the options below as your answer: A. 22 + 11 = 33 B. 22 - 11 = 11 C. 22 + 11 = 11 + 22 D. 22 + 11 = 22 + 5 + 6

8a-1 0.5b when a = 1/4 and b = 10

Brett has a $60 online gift voucher. He plans to buy as many books as he can. Each book is $7. There is also a shipping charge of $2. How much can he spend without spending more than his gift voucher amount