Răspuns :
(40+54+×):9+312=323
(94+×):9+312=323
(94+×):9=323-312
(94+×):9=11
94+×=11×9
94+×=99
×=99- 94
x=5
(40 +54 +x):9+312=323
(94+x):9+312=323
(94+x):9=323-312
(94+x):9=11
94+x=11×9
94+x=99
x=99-94
x=5
Sper ca te-am ajutat!
(40+54+×):9+312=323
(94+×):9+312=323
(94+×):9=323-312
(94+×):9=11
94+×=11×9
94+×=99
×=99- 94
x=5
(40 +54 +x):9+312=323
(94+x):9+312=323
(94+x):9=323-312
(94+x):9=11
94+x=11×9
94+x=99
x=99-94
x=5
Sper ca te-am ajutat!