Answer:
x=24
Step-by-step explanation:
When distributing using the distributive property, you get 3x- 12=2x+12. To solve for x, you need to isolate it. If you subtract 2x from both sides, you get x-12=12! All that’s left to do is add 12 to both sides, which gives you x=24.
40cm :)
J=30
<em>Please refer to the attached image of this answer. Also you don't have to color the dot plots</em>