3n/n^2-49 - 2/3n+21
3n/n^2-49 - 2/3n+21
32x+9/12x^2+x-6 - 3/4x+3 -x+5/3x-2
Two planes left an airport at the same time in opposite directions. One plane flies twice as fast as the other. After 4 hours, they are 2,160 miles apart. How fast is each plane traveling?
A 4% solution is mixed with 8 gallons of a 9% solution to produce a 6% solution. How many gallons of 4% solution was mixed? This is a fill in the blank answer. Gallons is assumed.
The larger of two numbers is two more than three times the smaller.And when the larger number is subtracted from the smaller, the result is -16. What are the two numbers.
When you subtract the third of three consecutive odd integers from 4times the first, the difference is 29. What are the three numbers.