Answer:
x^2 - 81
Step-by-step explanation:
There is a formula called the difference of squares, which is
(a+b)(a-b) = a^2 - b^2
6 and 2/3 that is the answer
A = 15 a = athena, s = samantha, b = bonus points
s = b + a
s = b + 15
9.B
10.C
12.B
12. You have to do the circumference of the circle and then divide it by 2.
10. 7^2 is not 14 it is 49 because 7*7 is 49.
2x + 5 - x simplified would be...
x + 5
