Cevaplar

En İyi Cevap!
2013-02-04T03:43:20+02:00

5-2x-1=3-x
4-2x=3-x
1=x
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3a-6-a-1=0
2a-7=0
2a=7
a=7/2
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5x-3=16x+16 
11x=-19
x=-19/11 

1 5 1