Respuesta :

nfmt

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