1) 2x-10=6 , x=? a) 8 b) 7 c) 6 d) 5 2) 3y+2=23 ise y kaçtır? a) 8 b) 7 c) 4 d) 9 3) 7x-3=11 ve 8y+2=18 ise x+y kaçtır? a) 9 b) 7 c) 4 d) 3

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