Jeff has two sticker-printing machines. each machine can print 42 stickers per minute. on day 1, only the first machine was used, and it printed 89 stickers. on the following day, the first machine printed for x minutes and the second machine printed for y minutes. which expression shows the total number of stickers printed by both machines during these two days? 131x + 42y 42 + 89x + y 89 + 42x + 42y 89x + 84y

Achel bought 12 rolls of packing tape and paid a total of $33.60. kevin also bought rolls of packing tape. the table shows the total amount he is paid for different numbers of packing tape. number of rolls of packing tape total amount paid 2 $6.40 5 $16.00 8 $25.60 how do the unit rates compare? select from the drop-down menus to correctly complete the statement. rachel's unit rate is than kevin's because is greater than .

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)