a)
[tex]21x - 17 = 0 \\ x = \frac{17}{21} [/tex]
b)
[tex]73x - 53x = - 100 \\ 20x = - 100 \\ x = - 5[/tex]
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
a)
[tex]21x - 17 = 0 \\ x = \frac{17}{21} [/tex]
b)
[tex]73x - 53x = - 100 \\ 20x = - 100 \\ x = - 5[/tex]