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(6×8):a=8...........(29-19):a=1
(2×9):a=3...........(11+19):a=6
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(4×3×9):a=8.......(3×2×8):a=6
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Răspuns :

Adrian1234193ask

Răspuns:

(6×8)÷a=8

48÷a=8

a=48÷8

a=6

(2×9)÷a=3

18÷a=3

a=18÷3

a=6

(29-19)÷a=1

10÷a=1

a=10÷1

a=10

(11+19):a=6

30÷a=6

a=30÷6

a=5

(4×3×9)÷a=8

108÷a=8

a=108÷8

a=13,5

(3×2×8)÷a=6

48÷a=6

a=48÷6

a=8

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