20. What is the value of x?
20
56°
Drawing not to scale

X-10/4 when x = –18 a 7 b –2 c –7 d 2

An ice cream shop sells 5 times as many cakes cones as waffle cones. use x to represent the number of waflle cones the ice cream shop sells and use the variable to write an expresion for the number of cake cones the ice cream shop sells. enter the expression for the number of cake cones the the ice cream shop sells

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr2. write your answer in scientific notation.