SOLUTION: I need help with this problem. Please qnd thank you!
The units' digit of a two digit number is 4 less than the tens' digit. the number it names is 3 less than 9 times the sum of
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Question 800444: I need help with this problem. Please qnd thank you!
The units' digit of a two digit number is 4 less than the tens' digit. the number it names is 3 less than 9 times the sum of the digits. what is the number?
Found 2 solutions by mathstutor494, lwsshak3:
Answer by mathstutor494(120) (Show Source): You can put this solution on YOUR website!
Question is incorrect. Pls check & correct syntax.
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
The units' digit of a two digit number is 4 less than the tens' digit. the number it names is 3 less than 9 times the sum of the digits. what is the number?
***
let u=units digit
let t=tens digit
..
u=t-4
10t+u=9(t+u)-3
10t+t-4=9t+9u-3
10t+t-4=9t+9(t-4)-3
10t+t-4=9t+9t-36-3
11t-4=18t-36-3
7t=35
t=5
u=t-4=1
number:51
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