brimmo12
A pound of nails cost $2. A pound of screws cost $6. How many pounds of nails are needed for a 5–pound mixture that costs $3.60 per pound?



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Mertsj
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2x+6(5x)=5(3.6)

Mertsj
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x=3 lbs nails

brimmo12
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thank you. can you do my other questions?

Mertsj
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Post it.