Question 109084
This is not an equation so you can't solve for w.
{{{2/(5w+10)-3/(2w-4)}}} I assume this is the problem.
={{{(2(2w-4)-3(5w+10))/(5w+10)(2w-4)}}} LCD= (5w+10)(2w-4)
={{{(4w-8-15w-30)/(5w+10)(2w-4)}}}
={{{(-11w-38)/10(w+2)(w-2)}}}
Ed