A system of equations is shown. 3x+y=20 2x−2y=8 What is the value of x+y for the system of equations?

asked Oct 18, 2021 18.6k views

2 votes

A system of equations is shown.

3x+y=20

2x−2y=8

What is the value of x+y for the system of equations?

5.4k points

Please log in or register to add a comment.

2 votes

Answer:

x+y=8

Explanation:

2(3x+y=20)

6x+2y=40

2x-2y=8

8x=48

x=6

18+y=20

y=2

MihaiC answered Oct 23, 2021

4.3k points

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

5.3m questions

6.9m answers