well first and format you need to get both equations into the y=mx+b format . next you plot your b and use the rise over run format for mx. so say (as an example) 2x was your mx you rise up-wards if its positive 2 and to the right 1 since you don't know x.
she need to make $50 more you did not put how much shes making a week if she makes $10 it will be five more weeks if she makes $5 it will be 10 more weeks
