Posted by alliah on Thursday, January 20, 2011 at 9:15pm.
It depends on what you mean by "solve". Do you mean solve for y?
The first is not an equation, there is no equal sign.
The second
add 5y to each side
-25=-x+5y
add x to each side
5y=x-25
divide each side by 5
y= x/5 - 5