vmorgan4997
vmorgan4997 vmorgan4997
  • 02-05-2017
  • Mathematics
contestada

The sum of the digits of a certain two-digit number is 7. Reversing its digits decreases the number by 27. Find the original number.

Respuesta :

lisee7 lisee7
  • 02-05-2017
X+Y= 7
Y-X= 27
2y=34
Y=17
X=-10
-10+17=7
17--10=27
Answer Link

Otras preguntas

sand dunes cover about _____ percent of the land in the sahara. a. 10 b. 25 c. 75 d. 50
homer’s epic, the iliad, is about
what type of sequence fits with linear mathematical models?
How do media impact learning when showing people shaking hands to greet each other
what risk factors can lead to many diseases
Which type of music participation is the most important? a. audience b. performer c. career d. all of the above are equally important
What's 1650 divided by 55
14. Which sentence contains a prepositional phrase? A. With the proper help, they'll complete the project early. B. Running all the way, he got there ear
Use an area model to solve brandon packs his lunch 4 days each week.how many days does he pack his lunch for 36 weeks?
Oxygen was initially created in Earth's atmosphere by _____.