SOLUTION: A two digit number is seven times the sum of its digits. if each digit is increased by 2,the number thus obtained is 4 more than six times the sum of its digits. find the number
Algebra.Com
Question 894082: A two digit number is seven times the sum of its digits. if each digit is increased by 2,the number thus obtained is 4 more than six times the sum of its digits. find the number
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
, the two digit number.
T for the tens digit and U for the units digit.
; .
Two linear equation in the variables T and U.
Simplify each equation and solve the system.
RELATED QUESTIONS
A two digit number the sum of its two digits is three times of its units digit and its... (answered by Theo)
A two digit number is 3 more than 4 times the sum of its digits. if 18 is added tothis... (answered by greenestamps)
A two digit number is six times the sum of its digits. If the digit in the units’
place (answered by stanbon)
The unit digit of a two-digit number exceeds the tens digit by 2. Find the number if it... (answered by stanbon)
Seven times a two digit no. equals four times the number with digit reversed find the... (answered by josmiceli)
The units digit of a two-digit number exceeds the tens digit by 2. Find the number if it... (answered by stanbon)
seven times a two digit number is the same as four times the number obtained on... (answered by ankor@dixie-net.com)
The units digit of two-digit number exceeds the tens digit by 2. Find the number if it is (answered by VFBundy)
The sum of the digits of a two digit number is seven. When the digits are reversed,... (answered by checkley79)