Answer:
The 6 in 16.5 will be rounded to 7.
So 16.5 would become 17.
Step-by-step explanation:
The sum of cubes formula:

Hint: "4x 2 - 25 = 0" is nearly meaningless. You want 4x^2 - 25 = 0.
Note that both 4x^2 and 25 are perfect squares, so this is the difference of two squares, and is equal to (2x-5)(2x+5)= 0.
Answer:
p= 7 socks
Step-by-step explanation:
gift card:$25
socks:$4
p = 7