94.0k views
0 votes
Which expression can you substitute in the indicated equation to solve the system of equations shown below?

4x + 3y = 4

3x + y = -2

Which expression can you substitute in the indicated equation to solve the system-example-1
User Hvb
by
8.4k points

1 Answer

4 votes
The answer must be -3x-2 because when you bring y to the other side, y becomes negative. So it would be 3x= -2-y. Bring the 2 to the other side, it becomes positive. So.. 3x+2=-y. To get a positive y, we have to divide everything by -1. So it becomes -3x-2=y. Hope this helps
User Keugels
by
8.2k points

No related questions found

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

9.4m questions

12.2m answers

Categories