Which expression is equivalent to 7-3(4–2x)- 10x

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.