Answer this no.6 but only b and c ( by using number line )
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the answer of b is ----- (-2) and the answer of c is----(-7))
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b) when adding (-5) to (+7)
(-5) + (+7)
= -5+7 = 2
c) when (-7) is subtracted from 0
(0) - (-7)
= 0+7 = 7
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