Question

-25+5(-78)(-7)-[-(45-79)(2-3)]-11{-4}

Answer 1

-25+5(-78)(-7)-[-(45-79)(2-3)]-11{-4}
-25+5(-78)(-7)-[-(-34)(-1)]-11{-4}
-25+5(-78)(-7)-[-34]-11{-4}
-25+2730-[-34]+44
2705+34+44
2739+44
2783