Answer :
Answer:
x= 6
Step-by-step explanation:
12+3x=30
3x+12=30
3x+12-12=30-12
3x=30-12
3x=18
3x divided by 3 = 18 divided by 3
x=18 over 3
18 divided by 3 is 6
x=6
Answer:
x = 6
Step-by-step explanation:
12 +3x = 30
Subtract 12 from both sides
3x = 30 - 12
3x = 18
Divide both side by 3
x = 18/3
x = 6