PLEASE HELP ASAP Camille is saving for a laptop that costs about $850. To model her savings plan and determine how many more months it will take her to reach her goal, she recently created this equation, where y represents the total amount saved and x represents the number of months. Which statement about her work is true?'

A. Camille used the associative property in step 3.

B. Camille used the multiplication property of equality in step 4.

C. Camille used the subtraction property of equality in step 5.

D. Camille used the substitution property in step 6.

Which equation can be simplified to find the inverse of y = 2x2?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?