Use the function f(x) = 2 - 5x to fill in the blanks in the table. x f(x) -2  -1  0  1  2 

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).