Question

[(27-m) ×9:3]+108×7=900-84

Answer 1

Răspuns

Explicație pas cu pas:

Answer 2

[(27-m) ×9:3]+108×7=900-84

[(27-m) ×9:3]+108×7=816

[(27-m) ×9:3]+756=816

[(27-m) ×9:3]=816-756

[(27-m) ×9:3]=60

[(27-m) ×3]=60

27-m=60:3

27-m=20

m=27-20

m=7