Steve O. answered • 12/18/12

I don't just teach the test, I take it too. 2400SAT, 35ACT(Superscore)

Minus a minus turns into a plus. Most important thing to remember.

So -1 -(-5) is the same as -1+5. And that is the same thing as 5-1.

Your answer is 5-1 = 4.