Respuesta :
Hello !
- 12 :
[tex]12 + 2 \times 12 + 5 = 41 \ne62[/tex]
- 15 :
[tex]15 + 2 \times 15 + 5 = 50 \ne62[/tex]
- 18 :
[tex]18 + 2 \times 18 \ + 5 = 59 \ne62[/tex]
- 19 :
[tex]19 + 2 \times19 + 5 = 62[/tex]
The value that holds true for the equation is 19. So, Jenny is 19 years old and her mother is 43 years old.
Have a nice day ;)