Answer:
The answer for this question is:
Line S
Step-by-step explanation:
Answer:
The first one
Step-by-step explanation:
Sub in what X and y are:

. Solve the exponents (if the exponent is 2 multiply the whole number by itself twice, if it were 3 you would multiply the whole number by itself three times): 3·3=9, 3·3=9: 9(9)= 81. :)
1) 40-25= 15
2) 15/3=5
3) each gift costs $5
Then to check:
1) 5x3=15
2) 25+15=40
Therefore p=5
Answer:
8n-1
Step-by-step explanation:
it would be 8n-1 because you combine like terms