👤

calculati a-b=40 si a:b=4 rest 1



Răspuns :

a=4b+1

4b+1-b=40

3b=40-1

3b=39

b=13 =>a=53

a - b = 40

a : b = 4 rest 1

a = 4 × b + 1


4 × b + 1 - b = 40

3 × b + 1 = 40

3 × b = 40 - 1

3 × b = 39

b = 39 : 3

b = 13

a = 4 × 13 + 1

a = 52 + 1

a = 53