Question

Evaluate

$(-)-74-42-(-82)$

Answer 1

Evalauting the expression

$\begin{array}{rcl}(-3)-74-42-(-82)& =& -3-74-42+82[\because (-)\times (-)=+]\\ & =& -119+82\\ & =& -37\end{array}$

Hence, the answer is $-37$