bonjour
x
2 x
2 x - 10
3 ( 2 x - 10 ) = 6 x - 30
6 x - 30 + x = 7 x - 30
7 x - 30 + 4
= 7 x - 26
7 x - 26 = - 5
7 x = - 5 + 26
7 x = 21
x = 3
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
bonjour
x
2 x
2 x - 10
3 ( 2 x - 10 ) = 6 x - 30
6 x - 30 + x = 7 x - 30
7 x - 30 + 4
= 7 x - 26
7 x - 26 = - 5
7 x = - 5 + 26
7 x = 21
x = 3