Respuesta :
Answer:
CD=8
R=6
Step-by-step explanation:
2r+3c=36
3r+2c=34
6r+9c=108
-6r-4c=-68
5c=40
c=8
Answer:
each record is 9 dollars and each CD cost 6 dollars
Step-by-step explanation:
36÷2=18
18÷2=9
18÷3=6
Answer:
CD=8
R=6
Step-by-step explanation:
2r+3c=36
3r+2c=34
6r+9c=108
-6r-4c=-68
5c=40
c=8
Answer:
each record is 9 dollars and each CD cost 6 dollars
Step-by-step explanation:
36÷2=18
18÷2=9
18÷3=6