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OpenStudy (anonymous):
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 2 large boxes and 3 small boxes has a total weight of 72 kilograms. A delivery of 6 large boxes and 5 small boxes has a total weight of 162 kilograms. How much does each type of box weigh?
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OpenStudy (nikato):
Let b=large and s=small
OpenStudy (nikato):
2b+3s=72 6b+5s=162
OpenStudy (anonymous):
how do I solve that
OpenStudy (nikato):
Multiply the first by 3 and the second by -1
OpenStudy (nikato):
Use elimination
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OpenStudy (anonymous):
so is it gonna be 2*3 and 3*3 for the first?
OpenStudy (nikato):
Yes, and also remember 72x3 too
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