marrisaannechow marrisaannechow

01-07-2018
Mathematics

contestada

Find all two-digit numbers with the following property: difference of that number and the number with its reversed digits is 36.

Respuesta :

konrad509 konrad509

01-07-2018

[tex]10x+y-(10y+x)=36\\ 10x+y-10y-x=36\\ 9x-9y=36\\ x-y=4\\\\ x,y\in\{1,2,3,4,5,6,7,8,9\}\\ \Downarrow\\ x=5,y=1\\ x=6,y=2\\ x=7,y=3\\ x=8,y=4\\ x=9,y=5 [/tex]

There are 5 such numbers - 51,62,73,84,95

Answer Link

Otras preguntas

What is the creepiest sounding scale? What scale would u use for writing creepy music in other words

Does an owl have a backbone?

What's 5 divided by x squared explain

josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju

Does an owl have a backbone?

find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4

What were the contributions of the Harappan civilization?

Does an owl have a backbone?

What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00

What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00