Como se resuelve este sistema de ecuaciones? Por favor me urge
3a-2b=4
a+b=-1
3a-2b=4
a+b=-1
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Verified answer
Respuesta:
a+b=-1
a=-b-1
3(-b-1)-2b=4
-3b-3-2b=4
-5b=7
b= - 7/5
a=-1-b
a=-1-(-7/5)
a=2/5