Alg 1
given the following perfect square trinomial, fill in the missing term.
x2 − 16x +

Can someone me and do the problem plz so i can understand it more better

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year

The cost of a taxi ride includes an initial charge of $2.00. if a 5km ride cost $6.00 and a 10km ride cost $10.00, determine the cost of a 15km ride.