13-04-2016
Mathematics

contestada

Megan buys 3 bracelets and 3 necklaces. Each bracelet cost $5. Megan pays the clerk $40 and gets $4 change. What is the cost, in dollars, of one necklace? How?

Respuesta :

DeannaJ DeannaJ

13-04-2016

(3x5)+3x=40-4
15+3x=36
3x=21
x=7

Therefore the cost of one necklace is $7

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