If a=5 and b=4, then 2a +b=

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)