Test: Integers (RED)

a) $\displaystyle 6-8=$ b) $\displaystyle -5+2= $ c) $\displaystyle +7+6= $ d) $\displaystyle -5-5= $ e) $\displaystyle (-2)+(-7)= $ f) $\displaystyle (+6)-(-3)= $ g) $\displaystyle (-2)-(+8)= $ h) $\displaystyle 9-7 +4= $ i) $\displaystyle -6+2 -3= $ j) $\displaystyle 6+(4-5)= $ k) $\displaystyle 7-(2-3-5)= $ l) $\displaystyle 8+[2-(4-3)]= $ m) $\displaystyle 2-[3-(2-4)]= $ n) $\displaystyle (-3)+[5+(2-3)-(5-7)]= $