Choose the ordered pair(s) that are solutions to the system. -8x+5y<=-4
-5x-5y>=2
a. (-5,-6)
b. (-1,-5)
c. (4,2)
d. (4,1)
e. (0,3)
f. none of the above

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?