What is the coordinate of the system of equations y=2x+3 and -y+7=-2

15/16 as a decimal rounded to the nearest hundredth

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

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?