Answer:
B
Step-by-step explanation:
When the function is less than but equal to and it's opposite are always solid dots. By this you can do simple process of elimination.
81- answer is ok but im not suree
Answer: 9.2 miles
Step-by-step explanation:
Answer:
85 quarters and 135 dimes
Step-by-step explanation:
its basically a guess and check
formula - 0.25q + 0.10d = $34.75
0.25 x 85 + 0.10 x 135 = 34.75