Question

if we subtract 4 from the digit at the units place of a two digit number and add 4 to the digit at the tens place then the resulting number is doubled. find the number.

Answer 1

Hey mate

Here is ur ans
____________
t, TENS place
u, ONES place
Original Number, 10t+u

Description means, 
10*(t+4)+(u-4)=2(10t+u)

Do the steps:

.10t +u+36=2(10t+u)
.

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Original Number: 36
__________

Hope it helps u ☺☺☺⤴⤴⤴

Answer 2

here's ur ans... hope u got it