9300=10000/(1+x/340)
490=500/(1+x/340)
9300= 10000/(1+x/340) /·(1+x/340)
9300+9300x/340 = 10000
930x/34 = 10000-9300
930x/34 = 700 /·34
930x = 23800 /:930
x= 23800/930 = 2380/93 = 25 i 55/93
490 = 500/(1+x/340) /·(1+x/340)
490 +490x/340 = 500
49x/34 = 500-490
49x/34 = 10 /·34
49x = 340 /:49
x= 340/49 = 6 i 46/49
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9300= 10000/(1+x/340) /·(1+x/340)
9300+9300x/340 = 10000
930x/34 = 10000-9300
930x/34 = 700 /·34
930x = 23800 /:930
x= 23800/930 = 2380/93 = 25 i 55/93
490 = 500/(1+x/340) /·(1+x/340)
490 +490x/340 = 500
49x/34 = 500-490
49x/34 = 10 /·34
49x = 340 /:49
x= 340/49 = 6 i 46/49