Question

-1,3(2x-4y)+3,1(2y-3x

Answer 1

1. 2,6х+5,2у+6,2у-9,3х
2. 2,6х-9,3х=6,2у-5,2у
3. -6,7х=1у

Answer 2

It seems like you've provided an expression, but it's not entirely clear what you're asking for. The expression you've given appears to be a combination of terms involving variables x and y. If you could provide more context or clarify your question, I'd be happy to help you understand or simplify the expression.