Question

0,32x + 0,46x + 0,42x = x + 9

Answer 1

0,32x + 0,46x + 0,42x = x + 9

1,2х=х+9

1,2х-х=9

0,2х=9

Х=9:0,2

Х=45

О т в е т:х=45

Удачи)))

Answer 2

$0.32x + 0.46x + 0.42x = x + 9 \\ \\ 1.2x = x + 9 \\ \\ 1.2x - x = 9 \\ \\ 0.2x = 9 \\ \\ x = 9 \div 0.2 \\ \\ x = 45$

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