Which of the following lines is perpendicular to the line 3x+y=2

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

Graph the equation by plotting point x=2

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples