Question

2.x + 2 = 21 – 3.x -9, porfavorr

Answer 1

2 . x + 2 = 21 - 3 . x -9

2x + 2 = 21 - 3x - 9

2x + 3x = 21 -9 -2

5x = 10

x = 10/5

x= 2

Espero haberte ayudado ;)