The value of X is 9.
Step-by-step explanation:
The equation would be written as followed:
-1+14x=12x+17
First, subtract 12x from both sides.
You should be left with:
-1+2x=17
Next, add 1 to both sides.
You should be left with:
2x=18
Finally, divide both sides by 2, and X is 9.