Answer:
Step-by-step explanation:
The actual sum was 3 DVDs and 1 BlueRay.
x + y = 4
2x + 5y = 11
No systems are given, but you can look for something that looks like the above 2 equations.
Answer:
B and D
Step-by-step explanation:
Distributive property on 3(c-3) is 3c-12=20. D is the same. Divide instead.
Answer:
49 cents
Step-by-step explanation:
just divide 5.86 by 12