There is no x-intercept because the graph will be a straight horizontal line on y = 4. The y-intercept will be 4 because that is where the horizontal line will be.
Answer:
The first is traveling at 51 mph.
The second is traveling at 61 mph.
Step-by-step explanation:

The first is traveling at 51 mph.
The second is traveling at 61 mph.
Answer:
option c is the correct answer.
If you would like to know the value of the 2.9% tax, you can calculate this using the following steps:
2.9% tax of $46 shoes = 2.9% * 46 = 2.9/100 * 46 = $1.334
If you would like to know what is the whole price you have to pay for the shoes (including the tax), you have to add $46 and $1.334:
$46 + $1.334 = $47.334