Question

If y = 2x + 1 and x = 4, then y =

Answer 1

9

Explanation:

First, plug-in 4 for x to get the equation y = 2(4) + 1

Then using PEMDAS we multiply 2 and 4 to get 8 and then add the one to make y = 9

Answer 2

y = 2•4 + 1
y= 8+1
y= 9