3. In one linear function, when you subtract each y-coordinate from the x-coordinate,
the difference is 3. If the x-coordinate is
not greater than 10 and the y-coordinate
is a positive whole number, how many
ordered pairs are there?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Find the zeros of each function. f(x) = 6x^2 - 7x - 20