x^2 = 100...by taking the square root of both sides, this eliminates the ^2
x = (+-) sqrt 100
x = (+-) 10
so the values of x are -10 and 10
A. 34 times 21 divided by 2 is 357. area of a triangle is base times height divided by 2.
5 2/3-2 1/4=miles ran on Monday
5 8/12-2 3/12=miles ran on Monday
3 5/12=miles ran on Monday
Answer: C. t < -3
<em>Hope this helps!</em>