Answer: none
1) combine like terms: 4x + 8 = 4x - 13
2) Add 13 to both sides (addition property of equality)
3) Subtract 4x from both sides (subtraction property of equality)
4) 21 does not equal 0
Answer:
I believe it’s the third answer!
Explanation:
The domain is what x values there can be, and the relation is between -4 and 4.
X + 6 = x in math would be a Linear equation. Now in a question ther would be something that said x = whatever number x equals and then you could solve this question.
Hope I helped
Brainliest if satisfied :D