WoahhBro4788 WoahhBro4788
  • 03-01-2018
  • Mathematics
contestada

The sum of two numbers is 1. three times the larger number plus two times the smaller number is 18. find the numbers

Respuesta :

kritter1
kritter1 kritter1
  • 03-01-2018
Let x be the larger number and y be the smaller number; 

x+y=1 <--- x=1-y 

3x+2y=18 

3(1-y)+2y=18 
3-3y+2y=18 
-y=18-3 
-y=15
y=-15 

x+y=1 
x-15=1 
x=1+15 
x=16 

Hope I helped :) 
Answer Link

Otras preguntas

a car that originally cost $24,000 is marked down by twenty percent.how much will it now cost to buy the car? please tell me how you got the answer. thanks!
Pathology in a sentence
The passing of the Moon directly between Earth and the Sun is a/an
Why do we need to learn math if we aren't going to use math in our lives?
what's the relationship between 0.5 and 0.05
what is one reason the colonists had difficulty coming together to revolt against Britain
Write 1.48 repeating as a mixed number
Which is a sentence fragment? A. He mentioned it, but nothing more. B.Yesterday waves crashed against the jetty. C. A cup of milk, two eggs, and a bowl. D
what's a root word for geographer
The middle 5 in 0.555 is 1/10 the value of the 5 to its