SOLUTION: Please help me solve to select the set of equations that represents the following situation: The cost of six CDs and four DVDs is $77.80; and the cost of 14CDs and 11 CDs is $192.2

Question 451279: Please help me solve to select the set of equations that represents the following situation: The cost of six CDs and four DVDs is $77.80; and the cost of 14CDs and 11 CDs is $192.25. How much do a CD and a DVD cost?
6x-4y=77.80; 14x^11y=192.25
6x+4y=77.80; 14x+11y=192.25
<6x^4y=77.80; 11x^14y=192.25
6x+4y=77.80; 11x+14y=192.25
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
6x+4y=77.80
14x+11y=192.25
--------------
66x+44y=855.80
56x+44y=769
10x=86.8
x=8.68
y=6.43
CD's cost $8.68;DVD's cost $6.43..
RELATED QUESTIONS
Select the set of equations that represents the following situation: The cost of six CDs... (answered by stanbon)

Hi, Could you please help me with the following problems. I don't understand them.... (answered by work123)

Select the set of equations the represents the following situation: The cost of eight CDs (answered by Maths68)

COULD SOMEONE PLEASE HELP ME WITH THIS PROBLEM: Select the set of equations that... (answered by scott8148)

please help The cost of six CDs and four DVDs is $77.80; and the cost of fourteen DVDs... (answered by Theo,JBarnum)

Select the set of equations that represents the following situation: The sum of two... (answered by rwm)

Select the set of equations that represents the following situation: The sum of two... (answered by stanbon,MathLover1)

Select the set of equations that represents the following situation: the sum of two... (answered by mananth)

You have $39 to spend at the music store each cassette tape cost five dollars and each CD (answered by farohw)