Let's begin by listing out the information given to us:

We are to find the value of y

if you have already covered slopes, you could also get it that way, in fact is simpler that way.
Answer:
They don’t
Step-by-step explanation:
They can be the same height but one can be wider than the other
Answer:
Subtract xx from both sides of the equation.
−2y=4−x
Answer:

Step-by-step explanation:
Rule: 
