SOLUTION: alex sold his used computer adn acc. for $424. if he had received seven times as much money for the computer as he did the the accessoris, find how much money he received for the c

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Question 442783: alex sold his used computer adn acc. for $424. if he had received seven times as much money for the computer as he did the the accessoris, find how much money he received for the computer,how do i work this out to get the answer
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
a+c=424
c=7a
a+7a=424
8a=424
a=53
7a=371=c