1 answer
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a) The y-intercept represents the base price of $30 for airfare from NYC.
b) The slope represents the cost of 50 cents per mile traveled.
c) According to the equation given, someone who traveled 2,000 miles from NYC would pay $1030 for their airfare.
d) According to the equation given, someone who paid $500 for airfare from NYC would have traveled 1000 miles.
e) If the base cost for airfare changed to $50 and the cost per mile is unchanged, the new equation would be y=50+0.50x.