352,957 views
10 votes
10 votes
For the following system, which variable would you solve for if using substitution and why? * 2x-6y= 24 -6x + y =-21​

User Ace Troubleshooter
by
2.8k points

1 Answer

22 votes
22 votes
2x - 6y = 24
-6x + y = -21
personally the first variable i would solve for is x because using the second equation you’re given you can transform that into y = -21 + 6x
you can substitute that into the first equation and then find the value of x straight away
hope that helps !!
User Dhwani Katagade
by
3.2k points