The high temperature for the day was 20 degrees above zero, but at night, the temperature fell to 15 degrees below zero. what was the total temperature swing for the entire day?

For the equations below which statement is true ?

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.

Solving algebraic equations 2m+3=11