the sum of -7 and five times a number

Question

stuck on this college algebra question on my homework

Answer 1

Hello, thank you for taking the time to post your question!

The key on this type of question is to set up an algebraic expression that represents the information given in the question. On this one we have

-7 + 5x    because it’s saying that you want to add together -7 and five times a number

I hope that helps you get moving in a better direction on this type of question! Feel free to reach out if you have any additional questions beyond that :)

Answer 2

Hi, Ethan.

 

Ok, the sum is the answer to an addition problem.

 

So , if you call the number in question, N, then

 

-7 + 5N  is what you need to solve.