Question

3 x + 4 -1 =12 me pueden ayudar ​

Answer 1

3 x + 4 - 1 = 12

3x + 3 = 12

3x = 12 - 3

3x = 9

x = 9/3

x = 3

☆༒ axllxa  ༒☆

Answer 2

$3x + 4 - 1 = 12 \\ 3x + 3 = 12 \\ 3x = 12 - 3 \\ 3x = 9 \\ x = \frac{9}{3} \\ \bf \: x = 3$

❤️❤️ Saludos ❤️❤️