80.7k views
2 votes
How to substitution the problem

How to substitution the problem-example-1
User Dpavlin
by
6.4k points

1 Answer

3 votes
So since they gave you what y equals you plug it in into the 2nd equation. So 8x-7(x+3)=12 and you solve for x and then once you get x you plug x into either equation to get y!
User Mattwallace
by
6.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.