-2 < 3x -5 ≤ 4 pls help

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1