The table shows the cost in dollars, y, for renting a truck and the discount for using personal insurance for x number of days.
Number of Days, x
1
Cost for Truck
Rental, y
($)
47.50
82.50
117.50
152.50
Discount for Personal
Insurance, y
($)
7.50
15.00
22.50
30.00
2
4
Which function shows the final cost in dollars, y, for renting four trucks using personal insurance for x number of days?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Apply distributive property to write equivalent equation 105×35m

:malik received a $300 gift card from his grandparents and is using it only to pay for his karate lessons, which cost $30 per month. determine what amount, in dollars, remains on the card after 8 months.