-3x+20+7x=80 what is x? and how do I get it?

asked Mar 27, 2022 87.5k views

0 votes

6.1k points

Please log in or register to add a comment.

5 votes

Answer:

x = 15

Explanation:

-3x+20+7x=80

Combine like terms

4x+20 = 80

Subtract 20 from each side

4x+20 -20 = 80-20

4x = 60

Divide by 4

4x/4 = 60/4

x = 15

Hegez answered Mar 31, 2022

by Hegez

6.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.6m questions

8.7m answers