Is it possible for a pair of nonadjacent angles to share a vertex ?

Which expression is equivalent to the expression below? (6c^2 + 3c) / (-4c + 2) / (2c + 1) / (4c - 1)a. 3c(2c-1) / (2c + 1)b. -3c(2c-1)^2 / (2c + 1)^2c. 3cd. -3c(just took the test its d. -3c)

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?