Answer:

Step-by-step explanation:

Notice that in the first table, every time we increase x by 1, y consistently decreases by 2. This characterizes a linear function.
Answer:
78 quarters
Step-by-step explanation:
I think because, I created an equation, 5x = 390 and solves to get 78
Answer:
So $28
Step-by-step explanation:
14+12+13+25+32+30=126
126+28=154/7=22