Question

Evaluate u + xy, for u = 20, x = 9, and y = 8.

Answer 1

 u + xy 
= 20 + 9 * 8 [u = 20, x = 9, and y = 8] 
= 20 + 72 
= 92 Ans.

Answer 2

u + xy= 20 + 9 x 8 = 92
Hope this helps!!:)