Consider the quadratic equation ax^2-40x+109=0 determine the value of a if one solution to the quad equation is x=5+3/2i

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?