Answer:
672
Step-by-step explanation:
anything lower then 5 or in this case 50 would round down so 649 rounds to 600 anything higher would round up 672 to 709 763 to 800 and 751 to 800
Answer: here are a few ordered pairs
1. (0,-4)
2.(8,0)
3.(16,4)
x = 31 /4 , y = −11 /2
