Question

Someone do this pls help?

Answer 1

Hi my answers are in the image but I only got to part two f) and I didnt understand how to find the rest

Answer 2

part 1

a. 68, 78,88
b. 60, 68, 76
c. 48, 54, 60
d. 55, 64, 74
e. 4, 2, 0
f. 10, 10, 10
g. 8, 8, 8
h. -3, -9, -27
i. ?
j. -19, -49, -69