The perimeter of the triangular park shown on the right is 13. 1. What is the missing length? The missing longth is (Simplify your answer.)

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Three times the sum of a number and seven is negative thirty-six. what is the number?

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution