Question

Tìm x biết:

b) 1x32  +  .7x8  +  4x =200x

Answer 1

1.32 + 7.8 + 4x = 200x

=> 32 + 56 = 200x - 4x

=> 88 = x.(200 - 4)

=> 88 = x.196

=> x = 196/88

Answer 2

1.32 + 7.8 + 4x = 200x

=> 32 + 56 = 200x - 4x

=> 88 = x.(200 - 4)

=> 88 = x.196

=> x = 196/88

P/s tham khaor nha