3/4 pounds ÷ 6 friends = 1/8 pounds (Also equals to 0.125 pounds, because fractuon is more accurate.)
X ^ 2 - 9
= x ^ 2 - 3 ^ 2
It turns into 3 ^ 2
Because 3 ^ 2 = 9
The final answer is
= ( x + 3 )( x - 3 )
remember the formula :
a^2 - b^2 =(a+b)(a-b)
The answer is C. Greenwich,England.
