Answer: 5
Explanation:
First you would add in the y. 2x+2(12-3x)=4
Then you would multiply the 2 into (12-3x) . 2x + 24 - 6x = 4
After that you will subtract the 24 and move it to the other side. 2x -6x = -20
Then you put together like terms. -4 = -20
Then divide to get 5.