Exchange fax sale

The merchant bought 5 telephone exchanges and 10 faxes for 8,500 euros. How much did he sell them for if the sale price was 30% higher than the purchase price?

Final Answer:

x =  11050 eur

Step-by-step explanation:

a=8500 eur r=100%+30%=1+10030=1.3  x=r a=1.3 8500=11050 eur



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