Answer:
y = -5x +5
Step-by-step explanation:
slope = (15 - -5)/(-2 - 2) = 20/-4 = <u>-5</u>
y int = 5
We have been given that you went to Walmart and spend $75. Of the total bill, $45.50 included non-taxable items.
Let us find the amount of taxable items by subtracting amount of non-taxable items from total bill.


We have been given that the rate of tax is 7.5% to the taxable items. To find the amount of tax, we will find 7.5% of $29.50.


Final amount of bill would be amount of bill plus amount of tax.


Therefore, final amount of bill would be
.
The easiest way to do it is graph it and count.