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Efectueaza operatiile :f-36=450-400,7x8+s=200,jx6=4x9

Răspuns :

f-36 =450 -400 f-36 =50 f=50 +36 = 86
7×8+s=200 56 +s=200 s=200 -56 =144
j×6=4×9 j×6 = 36 j=36 :6 = 6
f-36=450-400
f-36=50
f=50+36
f=86

7x8+s=200
56+s=200
s=200-56
s=144

jx6=4x9
j×6=36
j=36:6
j=6