Question

Gillian purchased 25 books at the library book sale. Each hardcover book cost $1.50, and each paperback book cost $0.50. Gillian spent a total of $26.50. The book costs can be represented by the system of equations below.

h + p = 25
1.50h + 0.50p = 26.50

How many paperback books did Gillian buy?

Answer 1

@Secret-Ninja

Answer 2

Sorry, but I have to get started on a Biology project and I wont have time to help! I just wanted to let you know. Have an awesome day. :D

Answer 3

Thanks

Answer 4

multiply the first equation by 1.5 (h+p=25)

Answer 5

(subtract equation 1 from 2)
1.5h+1.5p=37.5
1.5h+0.5p=26.5

1p=11
p=11

Answer 6

So the answer is 11 paperback books?

Answer 7

Or is it 14 ?

Answer 8

yes its 11

Answer 9

thank you

Answer 10

yw