Please, i really need help

What properties allow transformation to be used as a problem solving tool

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept