Martina uses n beads for each necklace she makes. She uses 2/3 that number of beads for each bracelet she makes. Which expression shows the number of beads Martina uses if she makes 6 necklaces and 12 bracelets?

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Answer 1 · 2016-12-18T01:38:06

She needs #14n# beads where n is the number of beads used for each necklace.

Let #n# be the number of beads needed for each necklace. Then the beads needed for a bracelet is #2/3 n#

So, the total number of beads would be

#6 xx n + 12 xx 2/3n = 6n + 8n = 14n#