Answer
He needs 5 pounds of chocolate-covered peanuts.
Work Step by Step
$5x+2(10)=3(10+x)$
$5x+20=30+3x$
$2x=10$
$x=5$
Therefore, he needs 5 pounds of chocolate-covered peanuts.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.