Nine more than four times a number is the same as one less than twice the number. find the number.

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?

Acircle has a circumference of 28.36 units what is the diameter of the circle

∆red ≅ ∆ by rule will give brainiest if possible