Westonci.ca offers fast, accurate answers to your questions. Join our community and get the insights you need now. Experience the ease of finding reliable answers to your questions from a vast community of knowledgeable experts. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

what are the rules for having variables on both sides of the equation?

-2y+5=-4y+7

I know the answer..i just cant understand why?

thx


Sagot :

[tex] -2y+5=-4y+7\\ 2y=2\\ y=1[/tex]