SOLUTION: The sum of a double digit number is 8, multipled that number by 4 and the answer is 104 what is the number

Question 929469: The sum of a double digit number is 8, multipled that number by 4 and the answer is 104 what is the number
Answer by ptaylor(2198) (Show Source): You can put this solution on YOUR website!
Let x be the 10's digit
And let y be the 1's digit
x+y=8-------eq1
4(10x+y)=104, or
40x+4y=104------eq2
multiply eq1 by 4
4x+4y=32 subtract this from eq2
36x=72
x=2-----10's digit substitute into eq1
2+y=8
y=6----1's digit
sooooo 26 is the answer
Hope this helps----ptaylor
RELATED QUESTIONS
the sum of a number, x and 4 is multipled by -2, and the result is... (answered by ankor@dixie-net.com)

The product of 8, and a number increased by 6, is 104. What is the number? (answered by MathLover1,MathTherapy)

Three is added to a number, and then the sum is multipled by 4. The result is 16. Find... (answered by advanced_Learner)

A number is decreased by 11, and the result it multipled by 2. the final answer is 20.... (answered by edjones)

If 8 is added to 7 times a number and the sum is divided by 3, the result is the same as (answered by ankor@dixie-net.com)

When 8 is added to certain number and the sum is multipled by 3 the result is 57 find the (answered by ikleyn)

Ninety nine added to itself and the result is multipled by a... (answered by Fombitz)

i m 4 digit number all my digit are divisible by 2 the sum of 1000th digit and 100th... (answered by sachi)

The sum of the digits of a two-digit number is 8. If the number is multiplied by 4, the... (answered by scott8148)