Gabriella bought three cantaloupe for seven dollars how many cantaloupes shanya buy if she has $21

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Do you mind if you guys me with this question i’m on number 8