Respuesta :

Answer:

4

Step-by-step explanation:4x+6=30

4x=30-6

4x=24

x=24/4

x=4

Answer: x = 6

Step-by-step explanation: 4x + 12=30

Divide by 2

= 2x + 3=15

= 2x= 15-3

= 2x=12( divide by 2)

x=6