Answer:
1. Distribute the 3
Explanation:
3(6+x)=24
You can do one of two things
1. Distribute the 3
3*6+3x=24
Or
you can divide each side by 3
The only reason it is a good choice to divide each side by 3 is that 24 is divisible by 3
3(6+x)/3=24/3
6+x = 8
Either answer is an acceptable 1st step