nine more than the total of a number and fifteen Translate into a variable expression. (Use x for your variable. Do not simplify.) ? Now Simplify ? The total flying time for a round trip between City A and City B is 12 h. Because of the jet stream, the time going is not equal to the time returning. Express, in terms of t, the flying time between City A and City B in terms of the flying time between City B and City A. The measure of angle A of a triangle is twice the measure of angle B. The measure of angle Cis three times the measure of angle A. Write expressions for angle A and angle C'in terms of x for the measure of angle B. AngelA ? Angle C ?/