A14=-7,9+7,8*14=-7,9+109,2=101,3
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A)2y+z-z+2y=4y
б)x+3-5x+7=2x+5
в)2a-1+3-4a=-2a-4
Получаем: (<u>n^10</u>)^11 = n^110
2g-6g>-17-3
-4g>-20 |:(-4)
g<5
является