Mathematics, 04.10.2020 14:01 adriananselmo3959

Adam and Barb planned a used book sale for the weekend so they gathered their books and agreed on a price for hardbacks and a lower price for paperbacks. Adam sold 14 hardcover books and 20 paperbacks and earned $234 for his efforts. Barb sold 15 hardcover books and 9 paperbacks. Barb made $201. How much did they charge for each hardcover book and for each paperback? You must show your work.

1) Mathematically what kind of problem is this called? (What concept did you apply to this problem that allowed you to solve it?)

2) Set up the problem showing the equations you’ll use. Please make sure you label or explain what your variables mean.

3) Show the math work to arrive at the answer. Please make it clear which price is hardcover and which is paperback.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:00

How many solutions does the nonlinear system of equations graphed bellow have?

Answers: 1

Answer

Mathematics, 21.06.2019 19:10

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Answers: 2

Answer

Mathematics, 21.06.2019 23:00

Which of the following scenarios demonstrates an exponential decay

Answers: 1

Answer

Mathematics, 22.06.2019 00:40

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?

Answers: 2

Answer

You know the right answer?

Adam and Barb planned a used book sale for the weekend so they gathered their books and agreed on a...

Questions