kcaviahek kcaviahek

12-09-2019
Mathematics

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If (a+7,b+3)=(0,7)find a and b

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kricket326 kricket326

12-09-2019

A+7=0
A+7-7=0-7
A=-7

B+3=7
B+3-3=7-3
B=4

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