1. Evaluate each of the following:
(a) (-30) - 10 (b) 50 =(-5)
(d) (-49) = (49) () 13 = [(-2) + 1]
(g) (-31) -[(-30)+(-1)]
(c) (-36)-
(1) 0+1-12
(h) [(-36) = 12] =3 1 [(-6)+5)] = [(-2) + 1]
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Answer:
a:(-30)-10=-40
b:50=-5=-10
c-:(-36)-=36
d:(-49)=49=-1
g:(-31)-(-30)+1)=-1-1=-2
1:0+1-12=-13
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