Ответ:
x+(x-500)+(x-2(500))+(x-3(500))
(x-3(500))
x+x-500+x-1000+x-1500
4x-3000=21000
4x=24000
x=6000
x+(x-500) +(x-2(500))+ (x-3(500))+(x+4(500))
6000+(6000-500)+(6000-1000)+(6000-1500)+(6000- 2000)=6000+5500+5000+4500+4000=25000
Пошаговое объяснение:
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Ответ:
x+(x-500)+(x-2(500))+(x-3(500))
(x-3(500))
x+x-500+x-1000+x-1500
4x-3000=21000
4x=24000
x=6000
x+(x-500) +(x-2(500))+ (x-3(500))+(x+4(500))
6000+(6000-500)+(6000-1000)+(6000-1500)+(6000- 2000)=6000+5500+5000+4500+4000=25000
Пошаговое объяснение: