15 minus 7 = 8 . 8 + 3 = 11. The answer is 11
Answer: 18
Step-by-step explanation:
Add them all up
18+21+20+14+17=90
Divide by 5 since that is how many numbers there are
90/5=18
Melanie needs $18 more dollars. joseph has sold 5 boxes which means he has $20 and melanie has sold 3 which means she has $12 so 30-12=18
the answer is d (i think) because anything aboveboard .90, whether it is positive or negative