Round both of the first to one significant figure 30/10 is 3
60x20= 120
Answer:
f(7) = 16
Step-by-step explanation:
substitute x = 7 into f(x) , that is
f(7) = 3(7) - 5 = 21 - 5 = 16
568 ÷ 8 = 71 miles in one hour
I don’t think you should be cheating, Grayden