Asap need to be answer !

a) find the value of 2x + y when x = 4 and y = 3
b) find the value of a2 + b when a =-2 and b = 5

What expression is equivalent to (2x-1)(x-3)?

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Line wx is parallel to line yz. if m