The product of twice a number and five is the same as the difference of 9 times the number and 2/7 find the number

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume