Use the diagram below. Which could be the first step of an indirect proof of the conditional below? Select all that apply.
If x = 4, then 4x = x2
A. If 4x # x2, then x * 4.
B. If x = 4, then 4x = x2.
C. Assume if 4x + x2, then x + 4.
D. Assume if x # 4, then 4x + x2

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.