The per-pound cost of apples is on sale for $0.29 less than the regular price per pound. So, 3.4 pounds of apples will cost $4.42. What is the regular cost for a pound of apples?
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per lb

$15 each

step-by-step explanation:

$45/3 children= $15 each

this linear equation would have just one solution.

step-by-step explanation:

the reason why this would have one solution is that it is an expression with just one variable. since that variable is not raised to a power, it will always have just one solution.

the awnser is visionary