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anonymous
 5 years ago
You are given a 2 digit number. 7 times its tens digit plus 6 times its ones digit is equal to 75;
8 times its tens digit minus 1 times its ones digit is equal to 15. What is the number ?
anonymous
 5 years ago
You are given a 2 digit number. 7 times its tens digit plus 6 times its ones digit is equal to 75; 8 times its tens digit minus 1 times its ones digit is equal to 15. What is the number ?

This Question is Closed

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2sometthing here let x be the 10's digit let y be the 1's digit 7x+6y=75 what's the other equation?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0wouldnt it be : 8x  1 = 15? Wait that might be totally wrong.. :P

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok but does anyone know the answer?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2i did the last problem for you. shouldn't you learn how to do then for me to give you the answers

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i just need one more example

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2fun is close help her with the equation should put down

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0oh ^^ thx i figured it wasnt totally rite :P lol and call me dolly!!

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2shes missing one little thing

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2what does y represent?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2above i said let y represent the 1's digit remember?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.28 times its ten's digit minus 1 times its one's digit is equal to 15 its one's digit in symbols is... 8 * x  1 * y = 15

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so the answer is y= 8x+25

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so what is the answer?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2we haven't got there yet we have two equations 8xy=15 and 7x+6y=75

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2try to solve that first one for either x or y and let me know what you come up with

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2good now plug that into the y in the other equation so you would 7x+6(_________)=75 what goes in that blank?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.27x+6(8x15)=75 7x+48x80=75 now see if you can solve this for x

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0you made a mistake 6 times 15 is 90

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0is that the correct answer?

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2ok then it would be 55x=165 which would make x=3

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2but thats the 10's digit whats the one's digit

myininaya
 5 years ago
Best ResponseYou've already chosen the best response.2so if x=3, then y=8(3)15=2415=9 so yes the answer is 39

radar
 5 years ago
Best ResponseYou've already chosen the best response.0myininaya just received a medal from radar

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0radar just recieved a medal from dolly!!
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