3×A=56
A=56÷3
A=18,(6)7
3×18,(6)7 =56
Z:5=20:4
20:4=5
Z=5×5
Z=25
25:5=20:4
Cred ca e corect✌
Răspuns:
Salut
[tex]3 \times a = 56 \\ a = \frac{56 }{3} \\ a = 18 \frac{2}{3} = 18.66 \\ \\ \\ z \div 5 = 20 \div 4 \\ z \times 4 = 20 \times 5 \\ 4z = 100 \\ z = 25 [/tex]
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