Math, asked by meher2719, 22 days ago

How many pounds of nails costing $7 per pound must be mixed with 6 pounds of nails costing $3 per pound to yield a mixture costing $4 per pound?

Answers

Answered by vrundamanjunathbhavy
0

Answer:

Step-by-step explanation:

Let nails 7/pound=N1

nails 3/pound=N2

let N1=x

N2=6

then total=x+6

7x+6*3=(x+6)*4

7x+18=4x+24

3x=6

x=2

so 2 pounds on Nails costing 7/pound must be added

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