Question

1.2 x ​y x 4 = 20

 

Ai đ​ó​ giúp​ mn với

 

Answer 1

1,2 x y x 4 = 20

1,2 x y = 20 : 4

1,2 x y = 5

x = 5 : 1,2 

x = 4,166666667

Answer 2

1,2×y×4=20

1,2×y=20÷4

1,2×y=5

y=5÷1,2

y=25/6

Answer 3

1,2 x y x 4 = 20

=> 1,2 x y = 20 : 4 = 5

=> y = 5 : 1,2 

=> y = \(\frac{25}{6}\)