Question

3xy; use x = 2, and y = 2​

Answer 1

12

Explanation:

3×2×2 so u can't add variables together so u multiple them so 3×2 is 6×2 is 12

Answer 2

3xy

Use the substitution method

(3)(2)(2)

(2)(2)= 4

(4)(3)= 12

Answer: 12