Respuesta :

Answer:

92

Step-by-step explanation:

w=7

x=4

y=8

z=1

8^2 + 2(4) + 3 (7) -1

64 + 2 * 4 + 3  * 7 -1

64 + 8 + 21 - 1

72 + 20

92

We use the rule of BODMAS here which is Bracket Of Division Multiplication Addition Subtraction
y2+2x+3w-z
(8x8)+(2x4)+(3x7)-1
64+8+21-1
=92