# 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

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 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=192.25Answer by jorel1380(2518)   (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..