Respuesta :
the answer is A because the value of x is 45 then you should do this
h(x)=1/9(90-x)
h(45)=1/9(90-45)
h(45)=1/9(45)
h(45)=5
h(x)=1/9(90-x)
h(45)=1/9(90-45)
h(45)=1/9(45)
h(45)=5