Solve each system of equations below by substitution 1. y = -3x – 16 and 5x – 2y = -23
2. 6y – 3x = -9 and x = -2y + 5
3. y + 4 = 3x and 2y – 6x = -8

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)