Answer:
The answer is 463 inch cubed
Step-by-step explanation:
you do 8 x 8 x 7 which will give you 448 volume for just the cube.
then you do 5 x 3 x 1 = 15
you add 448 with 15 you will get 463
ok
15x²6y² .................
try doing the 3rd option
we know x is the missing value
x+3=8
so what plus 3 equals 8?
Well 5 of course
So x= 5
5+3=8