the final function for the graph becomes x-2=-1. before graphing you solve the equation, where x=1. then graph accordingly. ( on the x-axis, 1 on the line will possess a vertical line.)
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.