What is an equation of the line that passes through the points (-1,-2) and (2,4)?

What signals you that factoring by grouping is the best method to use when factoring a problem?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

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.