Решите уравнения
45.5x + 4 = x + 12
46.13 - 5y = 8 - 2y
47.5x + (3x - 7) = 9
45.5x + 4 = x + 12
46.13 - 5y = 8 - 2y
47.5x + (3x - 7) = 9
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Answers & Comments
45,5x-x=12-4
44,5x=8
x=16 дробная черта 89
46.13-5у=8-2
-5у+2у=8-46.13
-3у=-38. 13
у=12.71
47.5х + (3-7)= 9
47.5х+(-4)=9
47.5х - 4=9
47.5х =9+4
47.5х - 13
х=26 дробная черта 94.