The total volume is 12x
if the sand is 1.5 ft tall then use the equation 1.5 with the sand and see if you get the total volume
(5x+2)(8x^2+1) is the answer when factored.
Answer:

Step-by-step explanation:
The not simplified form is 
you know that
is true a and b are both positive or one of it is negative (not both of them).
You can write -44 as -1 × 4 × 11 inside square root.
So,
(
)

(NOTE : You must know that
is written as
)
32= 4x
That would be the equation and x would then be 8
hope this helps
Answer:
4
Step-by-step explanation:
You see the hunderth digit has a 8, so you round up. 0.9+0.1=1 so you add 1 to 3, so 3.987 rounded is 4