Respuesta :

bdolishny
Step 1: set up equation 
-2x+y=3
Step 2: add 2x to both sides
-2x+y=3
+2x     +2x

y=3+2x

Hope this helps :)
apologiabiology
remember we can do anything to an equation as long as you do it to both sides

-2x+y=3
add 2x to both sides
2x-2x+y=3+2x
0+y=2x+3
y=2x+3