tìm x x+2019=17698+5099 x-23569=1436+309207

2 bình luận về “tìm x x+2019=17698+5099 x-23569=1436+309207”

1. 1)x+2019=17698+5099

   =>x=17698+5099-2019

   =>x=17698+(5099-2019)

   =>x=17698+3080

   =>x=20778

   2)x-23569=1436+309207

   =>x=1436+309207+23569

   =>x=334212

   Xin hay nhất ạ.

   Trả lời
2. x+2019=17698+5099

   x+2019 = 22797

   x           = 22797 – 2019

   x          = 20778

   ________________

   x-23569=1436+309207

   x – 23569 = 310643

   x             = 310643 + 23569

   x             = 334212

    

   Trả lời