Can anyone tell me the answer of question 8
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Step-by-step explanation:
8)1-a=21,b=18
=21-(-18)=21+18=39
2)a=118,b =125
=118-(-125)=118+125=243
3)a=75,b =84
75-(-84)=75+84=159
4)a=28,b=11
28-(-11)=28+11=39
minus ,minus =plus
plus ,minus =minus
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