Respuesta :

[tex] - 3 + 5x = 12 \\ 5x = 12 - 3 \\ 5x = 9 \\ x = \frac{9}{5} [/tex]

let's solve for x :

  • -3 + 5x = 12

  • 5x = 12 + 3

  • 5x = 15

  • x = 15 ÷ 5

  • x = 3