Respuesta :

make sure you use PEMDAS
6-7 [4-(4^2+7)]
6-7 [4-(16+7)]
6-7 [4-(23)]
6-7 [-19]
6-(-133)
6+133
139
Vimal1
6 - 7(4- (4^2 + 7))
6 - 7(4 - (16+ 7))
6 - 7 (4 - 16 -7)
6 - 7 (-19)
6 + 133
139