Answer:
f(1) = 4
Step-by-step explanation:
f(1) means let x=1 and find the y value at that point on the graph
At x=1 there is an open circle and a closed circle. The open circle means that the function does not have a value at that point, so we use the closed circle
whats the question
30% of 60 is 18
so 18 blue cars
65.25
45% of 145 = 65.25
215
you add all three together and then divide by three to get the average.
2nd option:
8x+2y=32
x+y=7
