Browse · MathNet Print → South African Mathematics Olympiad South Africa algebra Problem The value of 2−(0−(1−5)) is (A) 3 (B) 1 (C) 0 (D) -1 (E) -2 Solution — click to reveal E2−(0−(1−5))=2−(0−(−4))=2−(0+4)=2−4=−2 Final answer E Techniques Integers ← Previous problem Next problem →