If arc BC is 42° and angle 5 is 32°, what is the measure of arc DE?

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

15. jiovanni is looking in to two different companies that offer study guides for math exams.test prep 101 charges a $5 flat fee and an additional $0.25 per problem.math charges a $2 flat fee and an additional $0.50 per problem.how many prablems would make the costs of the two companies be equal? varibles: equations/eniqualities{ {

Solve the equation 1. x-3/4=2 4/52. -1/3x-11= -20 3. -12+5/7x= -19