math
posted by Javier .
An ant has 6 legs and a Spider has 8 legs. In a insectarium display, there are some spiders and ants. From these spiders and ants, there are 60 legs altogether. how many spiders and ants could there be?

math 
PsyDAG
A = 6/8S
6A + 8S = 60
Substitute 6/8S for A in second equation and solve for S. Then use first equation to find A.
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