the answer is 88
x^2 +2 (x+y)
3^2+2(3+5)
3^2+2(8)
9+2(8)
11 (8)
88
Answer:
25
Step-by-step explanation:
Given
x² +2(x + y) ← substitute x = 3 and y = 5 into the expression
= 3² + 2(3 + 5)
= 9 + (2 × 8)
= 9 + 16
= 25