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OpenStudy (anonymous):
A toy is made from red and yellow bricks number of red bricks : number of yellow bricks = 5 : 2 there are 210 more red bricks than yellow bricks How many red bricks are in the toy?
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OpenStudy (anonymous):
red=x+120 yellow=x 2(x+120)=5x 2x+240=5x x=80
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