Answer:
0
Step-by-step explanation:
x+12 = 9+2x +3
x = 12-12
x = 0
Answer:

Step-by-step explanation:

I am joyous to assist you at any time.
X 3x+7 y (x, y)
1 3(1) +7 10 (1,10)
2 3(2) +7 13 (2,13)
3 3(3) +7 16 (3,16)
4 3(4) +7 19 (4,19)
The answer is b please be thankful
Answer: A, The line starts at 9 and ends at 29