Friends from the math department often pick up lunch for each other. When it was Mr. Linnenbringer's turn to make the food run, he bought 5 sandwiches and 3 bags of chips. He spent
$29.50. When Mr. Willms went, he got 12 sandwiches and 12 bags of chips for $78. How much does a
sandwich cost? How about a bag of chips?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

What is the area of the shaded sector?

Which graph correctly represents the equation  y=−4x−3? guys me iam not trying to fail summer school and will offer 40 points for who ever me with the next 3 problems and will give brainlest