Question

Для любых значений b решите уравнение: 5х-bх=7

Answer 1

5х-bх=7
x(5 - b) = 7
5 - b = 7/x
5 - 7x = b

Answer 2

5х-bх=7
x(5 - b) = 7
5 - b = 7/x
5 - 7/x = b