Respuesta:
A. b= -16 B. m= 2
Explicación paso a paso:
A. 3b - 2b = -7-9
b= -16
B. -m + 9m = 19-3
8m = 16
m= 16/8
m= 2
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Respuesta:
A. b= -16 B. m= 2
Explicación paso a paso:
A. 3b - 2b = -7-9
b= -16
B. -m + 9m = 19-3
8m = 16
m= 16/8
m= 2