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x - 6= -19
x= -19 + 6
x= -13
b.-
7 = x + (-5)
7 = x -5
x = 7 + 5
x = 12
c.-
-8 + x = 32
x = 32 + 8
x = 40
d.-
17 + x = 24
x = 24 - 17
x= 7
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