10%
This is because mr Matthews added only 10% to the 80 pounds
Answer:
just add then all up then divide each of them buy the answer
Step-by-step explanation:
Answer:
3.26d+9.75d-2.653.26d+9.75d−2.653, point, 26, d, plus, 9, point, 75, d, minus, 2, point, 65
Step-by-step explanation: