SOLUTION: b. Game Central sells previously owned xbox games for $10 and new xbox games for $55. Last month, their store in Pittsburgh, Pennsylvania had total sales of these two items of $31

Algebra ->  Finance -> SOLUTION: b. Game Central sells previously owned xbox games for $10 and new xbox games for $55. Last month, their store in Pittsburgh, Pennsylvania had total sales of these two items of $31      Log On


   



Question 673265: b. Game Central sells previously owned xbox games for $10 and new xbox games for $55. Last month, their store in Pittsburgh, Pennsylvania had total sales of these two items of $31,845. Customers bought 4 times as many new video xbox games than used games. How many of each item did Game Central sell?
31,845=10(x)+55(y)
and
4(x)=y

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
4u=n
10u+55n=31845
.
10u+220u=31845
230u=31845
u=138.46
n=553.84
.
Did you copy the question correctly?
.
Ed