Question

what is the largest number that divides 19,31,43 leaving 7 as a remainder in each case ​

Answer 1

Answer:

804

Step-by-step explanation:

find lcm of 19 31  43 then u add seven

so if u divide 19 or 31 or 43 by 804 it will be having 7 remainder

Answer 2

Answer:

12

Step-by-step explanation:

19-7=12

31-7=24

43-7=36

HCF of 36,24 and 12 = 12

therefore, 12 is the largest number that divides 19,31 and 43 leaving  the remainder 7

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