In what row of Pascal’s triangle are the sum of the entries 131,072?

Question and answers are in the attached picture. you so much in advance.

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x