Question

if 4x -2 = 21 then the value of 3x is​

Answer 1

Answer:

4x-2=21

4x=23

x=23/4

3x=23/4×3

3x=17.25

Answer 2

Answer↷

⋆4x-2 = 21

⋆4x = 23

⋆x = 23/4

⋆3x 23/4×3

⋆3x = 17.25