Answer:
1
Step-by-step explanation:
1+10+19+28=58
sum=58+n
58+16=74
the answer is 74
15 = 5 + 8d - 12
15 = 8d - 7
15 + 7 = 8d
22 = 8d
d = 2.75
D. because when you multiply you move your numbers to the left and 1000 has 3 zeros meaning you will move your answer 3 times to the left .
hope you understand
good luck with your homework