You earned $75 for doing odd jobs around the house. You need $30 to fill your car with gasoline for the upcoming week, $10 for school lunch, $40 for prom tickets, and $30 for a deposit on your tuxedo/dress for the prom. How much money do you still need to cover all your expenses? Since your resources are limited, use the problem-solving model from Chapter 1 to decide how to spend the $75. Explain your choices.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

I'm confused on this could anyone me and show me what i need to do to solve it.

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a