Form simultaneous equations and solved using only one method. In the two digit number the unit digit is thrice the tens digit if 36 is added to the number the digits interchange their place find the number

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asked Oct 12, 2022 99.6k views

4 votes

Form simultaneous equations and solved using only one method.

In the two digit number the unit digit is thrice the tens digit if 36 is added to the number the digits interchange their place find the number

Mathematics
high-school

Gebb asked

by Gebb

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1 Answer

5 votes

Answer:

Explanation:

12x+36=10{2x}+x

=12x+36=21x

=21x-12x-36

=9x=36

Guido Preite answered Oct 19, 2022

by Guido Preite

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