Question 1164452
Use two equations in two variables to solve the application. 

Two pairs of shoes and four pairs of socks cost $103, and three pairs of shoes and five pairs of socks cost $150. Find the cost of a pair of socks. 
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S = # of pairs of shoes
K = # of pairs of socks
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2S + 4K = 103
3S + 5K = 150
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etc