1440 tons of grain were brought to a silo over 2 days. On the second day, 80% of the amount of the delivered during the first day was brought in. How many tons of grain were delivered to the silo on the first day?

the function makes a strait line horizontally with no x intercept but a y intercept at 9.

hello :

by applying the distributive property :

6 × 4.3 = 6 × ( 4 + 0.3 )

            =   (6 ×   4) + (6 ×   0.3)

            = 24 + 1.8

6 × 4.3 = 25.8