Объяснение:
У= - 7/ (6х+b)
-6= - 7 /6×9+b
-6= - 7 /54+b
-6×(54+b)= - 7
-324-6b= - 7
-6b= - 7+324
-6b=317
b= - 317/6= - 52 5/6
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Объяснение:
У= - 7/ (6х+b)
-6= - 7 /6×9+b
-6= - 7 /54+b
-6×(54+b)= - 7
-324-6b= - 7
-6b= - 7+324
-6b=317
b= - 317/6= - 52 5/6