Crystal bought b boxes of cookies to bring to a party. each box contains 18 cookies. she decides to keep two boxes for herself. she brings 90 cookies to the party. which equation can be used to find the number of b boxes crystal bought?
a) 2b − 18 = 90
b) 18b − 2 = 90
c) 18b − 36 = 90
d) 36 − 18b = 90

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

The equation of a circle is (x - 3)2 + (y - 7)2 = 25. determine the length of the radius. 4 25 12.5 5 write the standard equation of the circle with center (2, 3) and a diameter of 12. (x - 2)2 + (y - 3)2 = 36 (x + 2)2 + (y + 3)2 = 12 (x - 2)2 + (y - 3)2 = 6 (x - 3)2 + (y - 2)2 = 36 the equation of a circle is (x + 3)2 + (y + 7)2 = 25. where is (3, 4) located in relation to the circle? on the circle in the interior of the circle in the exterior of the circle at the center of the circle

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left