Question #N512
If $y=2x-1$ and $x=3$, what is the value of $y$?
A. 2
B. 3
C. 5
D. 6
Correct Answer is: C
Substituting 3 for $x$ in the equation $y=2x-1$ gives us $y = 2(3) - 1$, or $y=6-1$, which simplifies to $y=5$.