Help me to answer this

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Emmanuel added 888 links per minute to his chain mail. allesia started 202020 minutes after emmanuel and added 131313 links per minute to her chain mail. how long had emmanuel worked when allesia caught up to him, and how many links had he added?

Surface area of a right cone below with a radius of 3 and a height of 15