Question

Упростите пожалуйста
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Answer 1

1) = 3×(x-4)/10b = x-4/xb
2) = 5×(3b-2x)/10b = 3b-2x/2b

Answer 2

1) 3a-12/6ab=3(a-4)/6ab=a-4/ab

Answer 3

2)15b-10c/10b=5(3b-2c)/10b=3b-2c/b