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Автор - sekret35tanya56

Решите уравнение:
210 : х = 420 : 6 480 : х = 6
y+ 2940 = 3000​

Ответ

Автор - Полина00000007

Ответ:

210:х2=420

х=420*210

х=88,200

6480:х=6

х=6480*6

х=38,880

у+2940=3000

у=3000-2940

у=60

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