Question

can someone please help me, i really have no idea how to do this.

roses cost 15$ per dozen, carnations cost 8$ per dozen and sara bought a total of 17 dozen flowers and paid a total of 192$. how many roses did she buy?

Answer 1

roses, r
carnations, c
r+c=17
15r+8c=192
c=17-r
15r+8(17-r)=192
solve for r

Answer 2

thank you so much !!!!!

Answer 3

fan me please

Answer 4

how do i do that, i just signed up im new.,

Answer 5

just click the become a fan right next to my name