What is the equation for the line perpendicular to the line represented by the equation y=1/3x-2 that passes through the point (4,-7). A. Y= -3x-2
B. Y= -3x-5
C. Y= 3x+2
D. Y= -3x+5

Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.

In the next 10 month, colin wants to save $900 for his vacation. he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?

If $190 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 4 years? use the continuous compound interest formula: a = pert