Seudónimo Seudónimo
  • 23-01-2017
  • Mathematics
contestada

Solve the system.

{m+n=5
{m−n=3

Use the substitution method.

Respuesta :

Аноним Аноним
  • 23-01-2017
m - n = 3
m = 3 + n

Substitute this value of m in equation 1,
3 + n + n = 5
2n = 5 - 3
n = 2 /2
n = 1

Substitute the value of n in equation 2, 
m - 1 = 3
m = 3 + 1= 4

In short, Your Answers are m = 4 and n = 1

Hope this helps!
Answer Link

Otras preguntas

describe the development of communication developed in Mesopotamia
help with any of that pleeeeeease​
Carter randomly selected some red and yellow clothing items at a store and recorded their prices. The tables below show the data he recorded in dollars. Place
Help me on question b
Lin come complete 30 math problems in 2 hours. how do i make an expression for that
What are two of your favorite sports? Briefly describe them and then explain why you like those sports. Your response should be at least 4-5 complete Spanish
what are the basic building blocks of living organisms
1/5 One of the main causes for soil pollution is
I need a step by step explanation on this problem:[tex]\frac{7p + 14}{49} = \frac{p + 2}{7}\\[/tex]IT IS DUE IN 20 MIN!
Your friend Sonia says pensions and 401(k)s are the best retirement options because they offer you “free money.” What does she mean by this? Does she have a goo