Question

126-x:5=42

Answer 1

lớp 3 ko học bài này nha con

Answer 2

\(126-x:5=42\\ \Rightarrow x:5=84\\ \Rightarrow x=420\)

Answer 3

x=420

Answer 4

\(126-x:5=42\\ x:5=84\\ x=420\)

Answer 5

x=420

Answer 6

x : 5 = 126 - 42

x : 5 = 84

x = 84 x 5

x = 420

 

Answer 7

⇔x:5=84

⇔x=420

Answer 8

\(126 - x : 5 = 42 \)

          \(x : 5 = 126 - 42\)

          \(x : 5 =84\)

          \(x = 420\)

Answer 9

x=420

Answer 10

126-1.\(\dfrac{x}{5}\)=420

Answer 11

420

Answer 12

126−x:5=42⇒x:5=84⇒x=420

Answer 13

420

Answer 14

126 − x : 5 = 42

⇒ x : 5 = 84

⇒ x = 420