Which ordered pair is a solution of the equation
y= x - 2

(3,1)
(1,3)
(-1,3)
(3, -1)

-5x+4

(2,14)
(5,-29)
(3,-19)
(5,-21)

Which of the following three dimensional figures has a circle as it’s base

Simplify the algebraic expression 8y-2(y+4)

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.