Question

Evaluate the expression when x = 8 and y = 1.

Answer 1

The answer is b. Hope this helped

Answer 2

The answer should be 4.

First, simplify  to 4. Your problem should look like: 4 x 1. 
Second, multiply. 4 x 1 = 4 so that is your answer.

Also, to start the equation up, make sure to add in the numbers in replace for the letters. Your problem to start with should look like: .