kcaviahek
kcaviahek
12-09-2019
Mathematics
contestada
If (a+7,b+3)=(0,7)find a and b
Respuesta :
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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