Ответ:
1) 2ax-2ay
2) ax+ay-x-y
3) ax+ay+63x+63y
4) ax+ay+262x+262y
Объяснение:
1) a(x-y+(x-y)=a(x-y+x-y)=a(x+x-y-y)=a(2x-2y)=2ax-2ay
2) a(x+y)-(x+y)=a(x+y)-x-y=ax+ay-x-y
3) a(x+y)+63(x+y)=ax+ay+63(x+y)=ax+ay+63x+63y
4) x(a+262) + y (a+262)=ax+262x+y(a+262)=ax+ay+262x+262y
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Ответ:
1) 2ax-2ay
2) ax+ay-x-y
3) ax+ay+63x+63y
4) ax+ay+262x+262y
Объяснение:
1) a(x-y+(x-y)=a(x-y+x-y)=a(x+x-y-y)=a(2x-2y)=2ax-2ay
2) a(x+y)-(x+y)=a(x+y)-x-y=ax+ay-x-y
3) a(x+y)+63(x+y)=ax+ay+63(x+y)=ax+ay+63x+63y
4) x(a+262) + y (a+262)=ax+262x+y(a+262)=ax+ay+262x+262y