A bag contains blue marbles and red marbles, 31 in total. The number of blue marbles is 9 less than 3 times the number of red marbles. How many blue marbles are there?

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

Which statement justifies why angle ebc measures 90?

Victor is a mechanic who wants to ensure he has enough funds during his old age. which account will be of benefit to victor? a. checking account b. savings account c. money market account d. individual retirement account