If Keith had 1 1/2 cups, he can't use <span>5 2/3 cups. He cant use more than what he had. There is error in this question.</span>
So basically right down the graph coordinates for each one for example H is (-4,-1) and just write the opposite for it so H' is (4,1) does that makes sense?
The decimal conversion to 8 39/40 is 8.975 and the decimal terminates.
5/7. Use rise over run it helps