SOLUTION: Allen makes and sells wind chimes. He Makes two types, a small one that sells for $8 and a larger that sells for $20. At a craft show he sells 30 units, and his total receipts were

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: Allen makes and sells wind chimes. He Makes two types, a small one that sells for $8 and a larger that sells for $20. At a craft show he sells 30 units, and his total receipts were      Log On

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Question 668829: Allen makes and sells wind chimes. He Makes two types, a small one that sells for $8 and a larger that sells for $20. At a craft show he sells 30 units, and his total receipts were $492. How many of each type did he sell?
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Establish variables
x = $8 chime
y = $20 chime
...
Given
x+y = 30
8x+20y=492
...
8(30-y) + 20y = 492
240 - 8y + 20y = 492
12y = 252
highlight_green%28y+=+21%29 $20 chimes
...
x = 30 - 21 = highlight_green%28x+=+9%29 $8 chimes
.....................
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