F=9/5c+32 is there a proportional relationship

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c