Abby’s school is 6 blocks west of her house. Her mother works at a store that is 4 blocks east of her school. Use a number line to model the location of each building relative to the others, where east is represented by positive numbers and west is represented by negative numbers.

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.