First, i put the equation in y=mx+b by dividing 2, since its 2y. since it’s perpendicular we’re talking about you switch the sides (opposite reciprocals). the rest should be self explanatory.
Answer:
266.
Step-by-step explanation:
You want to take 285, and add 127 to that. You get 412. Subtract 146, and you get 266.
The answer is 28
Hope this helped!!