Answer: x = 6
Step-by-step explanation:
1. Distribute
2. Subtract 4 from both sides of the equation
3. Simplify
4. Subtract 2x from both sides of the equation
5. Simplify
6. Divide both sides of the equation by the same term
7. Simplify
The volume of a box is:

So for our problem will be:
Answer:
if you need help with problems like that I suggest algebra calculator or math away
Divide both 63 and 98 by 7, which gives you 9/14
First distribute the 3 so you'll have:
12+12x=12x+12
Next you subtract 12 from both sides and you'll get:
12x=12x
then you divide both sides by 12 and you get:
x=x