The sum is adding
3 times a number is 3x
And 15 is +15
3x+15
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
Answer: 
Step-by-step explanation:

if it matters then simply further...
4 + \sqrt{4i} = 
Answer:
$512
Step-by-step explanation:
If each crown is 2 dollars, then 256 x 2 would be the answer. The answer would be 512.
Answer:
The height is 6.3
Step-by-step explanation:
Pythagorean Theorm: a² + b² = c²
5² + b² = 8²
25 + b² = 64
b² = 39
b = 6.2449979984