n-m=36
m=n:7

n=? m=? Ajutor repede


Răspuns :

n - m = 36

m = n : 7 => n = 7 × m

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7 × m - m = 36

6 × m = 36

m = 36 : 6

m = 6

n = 6 × 7

n = 42