Justin got pepperoni, banana peppers, and black olives on his pizza for a cost of $7.49. jake ordered mushrooms and eggplant on his pizza and paid $6.99. using this information, how much did each topping cost? and what does a plain pizza cost with no extra toppings?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

What are the solutions of the following system? y=-2x^2 y=x-2