Answer:
0
Step-by-step explanation:
If he has already biked 5634 miles, he’s past 200 miles.
Answer:

Step-by-step explanation:
Given


Required
Find a and b
Substitute
for x and y in 



Rewrite as:

The above implies that (a) is correct;
Hence:

So, the equation is:

The model for direct proportion is y = mx. Note that there is no "offset," no "y-intercept."
y = 6x represents direct proportion with a constant of proportionality 6. The other 2 choices are disqualified because of offset +6 or -6.
12(6)+30(3)
72+90
<span>162
</span>
The answer is $162.
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