If isosceles triangle ABC has a 130° angle at vertex B, which statement must be true?

m∠A = 15° and m∠C = 35°
m∠A + m∠B = 155°
m∠A + m∠C = 60°
m∠A = 20° and m∠C = 30°

Rick and jim are working at the concession stand at the school basketball game. rick sells 12 more burgers than jim. the equation given below shows this relationship, where g represents the number of burgers rick sells, and h represents the number of burgers jim sells. g = h + 12 if rick sells 37 burgers, how many burgers does jim sell?