Answer:
70 + 7x
Step-by-step explanation:
7(8+x+2)
Combine like terms in the parenthesis
7(8+2+x)
7(10+x)
Distribute
70 + 7x
Answer:
no because on is equal to 3 when plugged in and the other is equal to 4 when plugged in.
Step-by-step explanation:

61, 63, 67,71,73,79,81,83
Answer:
30000
Step-by-step explanation:
take 7 it is above four so it goes up but
you need then one behide it to its a 5 so it goes up