−(16x+8,1y)−(−15y−6,9x) = -16х+6.9х-8.1у+15у=-9.1х+6.9у
Ответ:
-16x-8,1y+15y+6.9x=-9.1x+6.9y
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−(16x+8,1y)−(−15y−6,9x) = -16х+6.9х-8.1у+15у=-9.1х+6.9у
Ответ:
-16x-8,1y+15y+6.9x=-9.1x+6.9y