You need to expand the brackets on both sides and then you can break it down
Answer:
1183
Step-by-step explanation:
Common difference:
d = 31 - 15 = 16
nth term:

Here, 


Answer:
yes, they are
Step-by-step explanation:
3;5 = 6;10
Her dad = 36
Sarah = 5
After 31 years sarah = 36
And her dad = 67
Answered by Gauthmath must click thanks and mark brainliest