5x + 2y = 8 x + y = 4 if you want to solve the system of equations by addition which of the following could you do

asked Nov 21, 2021 30.2k views

3 votes

4.9k points

Please log in or register to add a comment.

5 votes

Answer: x= 0, y = 4

Explanation:

5x+2y=8

X+y=4 -> y=4-x

5x + 2(4-x)=8 -> 5x + 8-2x=8 -> 3x=0 -> x=0

y=4-x=4-0=4

5.0k points

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

5.4m questions

7.0m answers