SOLUTION: 3x(.8)+x(.5)=435

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Question 671738: 3x(.8)+x(.5)=435
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
3x(.8) + x(.5) = 435
...
2.4x + .5x = 45
2.9x = 45
x = 45%2F2.9 = 15.5
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