Question

4x - 8 = 12

Answer 1

giải

4x = 12+8

4x = 20 

x = 20 chia 4

x = 5

Answer 2

`4x-8=12`

`=> 4x=12+8`

`=>4x=20`

`=>x=20/4`

`=>x=5`

 

Answer 3

4x - 8 = 12 

4x = 12 + 8

4x = 20 

x = 20 : 4

x = 5

Answer 4

\(4x-8=12\)

\(4x=12+8\)

\(4x=20\)

\(x=20:4\)

\(x=5\)

Answer 5

4x-8=12

ta có

⇒\(\dfrac{4x}{4}\)=\(\dfrac{20}{4}\)

⇒x=5

Vậy x=5

Answer 6

4x - 8 = 12

4x = 12+8

4x = 20

x = 20:4

x=5