1. (7-0,2x)×14= 7,56
98-2,8x=7,56
- 2,8x=-90,44
x=32,3
2.
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6) x=3
Решение на фото☝
1. (7-0,2x)×14= 7,56
98-2,8x=7,56
- 2,8x=-90,44
x=32,3
2.