Question

Решите уравнение:
а) x/3 = 5
б) 4/x = 2.

Answer 1

1). x = 5 * 3 = 15

2). x = 4 / 2 = 2

Answer 2

1x =  + 15 x-15 = 0 1x = 15x = 15

4 =  + 2x -2x+4 = 0 2x-4 = 02x = 4x = 2