Ответ:
- 16-1,6x=49+3,4x
-1,6x-3,4x=49+16
-5x=65
X=65:5
X=13
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Ответ:
- 16-1,6x=49+3,4x
-1,6x-3,4x=49+16
-5x=65
X=65:5
X=13