Homework Help: math

Posted by raj on Friday, January 13, 2012 at 1:28pm.

Joel has twice as many CDs as Mariella has. Subtracting 7 from the number of CDs Joel has and dividing by 3 equals the number of CDs Blake has. If Blake has 25 CDs how many CDs does Mariella have?
Help step by step

math - raj, Friday, January 13, 2012 at 1:51pm
is some one gona reply
math - Steve, Friday, January 13, 2012 at 2:41pm
you working on it in the meantime? where did you get stuck? Just write math sentences that express the English sentences.

j = 2m
(j-7)/3 = b
b = 25

so,
j = 3b+7 = 82
m = j/2 = 41

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