math
posted by shohanur .
david and joseph have a total of 328 marbles. Mathew and david have 176 marbles. joseph has 5 times as many as Mathew. how many marbles does david have?

math 
Ms. Sue
math  Reiny, Sunday, March 31, 2013 at 3:10pm
d + j = 328
m+d = 176
j = 5m
put j = 5m into the first to find d
then put d into the second to find m
Now you know everybody's marbles
math  shohanur, Sunday, March 31, 2013 at 3:32pm
I don't get it
What part don't you get? 
math 
shohanur
the put j=5m.... part

math 
Ms. Sue
Joseph has 5 times as many as Mathew
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