heyitsjassie
heyitsjassie
10-06-2017
Mathematics
contestada
Please help for 18 n 19
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ldegkina
ldegkina
11-06-2017
1) -x-7 + 2x -18 = x -25 => third is correct
2) 14/x = 7 => x = 14/7 => first is ok
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