Question

[Pham Trong Bach]

Tìm x:    

a) x  x 4 = 36                                        b) 70 :  x  = 7

Answer 1

[Cao Minh Tâm]

a) x  x 4 = 36                                        b) 70 :  x  = 7

            x = 36 : 4                                             x = 70 : 7

                                x = 9                                                     x = 10