Consider the line y=x.

a. If the line is dilated by a factor of 2, what is the equation of the resulting line?
b. If the resulting line is translated 3 units up, what is the equation of the resulting line?

my answers:
a. y = 2x
b. y = 2x + 3

am i right?

2 answers

Your answer for a. is right, but b. is incorrect.
Nevermind, sorry. Both are correct.