Question #83741

7×TUSHER=6×HERTUS
every alphabet here will be a number
For Further information:
T/U/S/H/E/R=0,1,2,3,4,5,6,7,8,9

SOLVE THE EQUATION ABOVE.

Expert's answer

Answer on Question #83741 – Math – Combinatorics | Number Theory Question

7×7 \times TUSHER =6×= 6 \times HERTUS

every alphabet here will be a number

For Further information:

T/U/S/H/E/R=0,1,2,3,4,5,6,7,8,9

SOLVE THE EQUATION ABOVE.

Solution

Denote HER=aHER = a, TUS=bTUS = b. These are two 3-digit numbers.

Then


TUSHER=1000b+a,HERTUS=1000a+bTUSHER = 1000b + a, \quad HERTUS = 1000a + b


We have


7(1000b+a)=6(1000a+b)7(1000b + a) = 6(1000a + b)


from which


5993a=6994b5993a = 6994b


or


461a=538b461a = 538b


Since 461 and 538 are mutually prime numbers, aa should be divisible by 538. The only 3-digit number divisible by 538 is 538. So a=538a = 538, from which b=461b = 461.

Hence the answer is H=5,E=3,R=8,T=4,U=6,S=1H = 5, E = 3, R = 8, T = 4, U = 6, S = 1.

Answer: H=5,E=3,R=8,T=4,U=6,S=1H = 5, E = 3, R = 8, T = 4, U = 6, S = 1.

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