Respuesta:
#1 (-18)
#2 (8)
Explicación paso a paso:
#1
-5+7(3)+ ( ) =-2
-5+21+( ) =-2
16+( )= -2
16+(-18) = -2
# 2
(-3+_)+8=13
(-3+ )= 13-8
(-3+__) = 5
(-3+8) = 5
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Respuesta:
#1 (-18)
#2 (8)
Explicación paso a paso:
#1
-5+7(3)+ ( ) =-2
-5+21+( ) =-2
16+( )= -2
16+(-18) = -2
# 2
(-3+_)+8=13
(-3+ )= 13-8
(-3+__) = 5
(-3+8) = 5