Which phrase describes the alebraic expression r9?

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

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points