Question

Evaluate 2xy when x=30 and y=2

Answer 1

If x=30 and y=2, the equation would look like 2(30)(2). You have to go in order from left to right.
2*30=60
60*2=120
The answer is 120. I hope this helps ^-^

Answer 2

Just plug in the values. 
2xy = 
2(30)(2) = 
60(2) = 
120 <--------------------------Answer