Which equation is shown by the information in the table?
x= 2 , 4 , 6 , 8 , 10
y= 5 , 9 , 13 , 17 , 21

a. y=2x+1
b. y=x+2
c. y=3x-1
d. y= 2x+2

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)