DHale08 DHale08
  • 13-12-2017
  • Mathematics
contestada

the tens digit of a 2 digit number is twice the units digit. The sum of the digits is 12. Find the original number

Respuesta :

bmountombudsma
bmountombudsma bmountombudsma
  • 13-12-2017
2x + x = 12 
=> x =12/3 =4 
so, original number is 84. 
Answer Link

Otras preguntas

Two boys are trying to solve 17+36=? John: First, I break apart 17 and add 10+36 and get 46. Then I add 7 with 46 and get the answer. Tom: First, I break apart
Please help fast I can't get it right
What is the difference between the supply and the quantity supplied of a product say milk?
How do I simplify it
What's the LCM of 3 and 7
The homestead act?.........................
If AB is parallel to CD and the slope of CD is -5 what is the slope of AB
how can the body of an animal stay healthy? (A) making food (B) getting enough sunlight (C) reproducing (D) fighting disease please help first to respond gets b
Which of the following statements about geographic boundaries is false? A. Geometric boundaries can lead to conflict when they cross or ignore obvious physical
How do you do explain how you know that the sum of 12.6 3.1 and 5.4 is greater than 20