What are th factors of the expression below? -x +2x + 35 A. (x-5)(x-7) B. -1(x+5)(x-7) C. (x+5)(x-7) D. -1(x-5)(x+7)

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?