Jennifer needs to build a square in class. Her teacher
drew her a model, and instructed Jennifer to build it 30
times shorter.
How long should Jennifer build each side of the square?

Factor the expression using gcf 9b+45

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position