If f(x) = 2x + 3 and g(x) = x2 + 1, find f(g( a. 23 b. 47 c. 82 d. 90

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.