If number 7 is rights say bravo

and me with #8

you guys very much and i am from seven super girls go to youtube and write seven super girls kealyn and if you write a good example you will be in the shouts out

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)