If you think the cows are doubled so if you double the amount of horses so the ratio is 10:3 so 20:6 is the new ratio the answer would be 6 horses
For this case we must evaluate the following expression:
14 + (- 8) ÷ 2 * -3
According to the method of algebraic resolution, called PEMDAS, the divisions and multiplications must be made from left to right, before the addition and subtraction, then:
14 + (- 4) * - 3 =
We eliminate the parenthesis keeping in mind that 

Equal signs are added and the same sign is placed:

Answer:
26
Your mode is 57 and your median is 2
C. The vertexes are the same. The functions' vertex (h,k) values were not altered, just a (stretch/compress).