kylieweeks052704 kylieweeks052704
  • 03-02-2019
  • Mathematics
contestada

x + y = 5 ; x - y =3 solve using linear combination

Respuesta :

brasbo23
brasbo23 brasbo23
  • 03-02-2019

Answer:

x = 4

y = 1

Step-by-step explanation:

use one equation to solve for one variable.

y = 5 - x

Now plug the value of y in the other equation

x - (5-x) = 3

x+x= 3+5

2x=8

x=4

Now use the value of x to find the value of y on the first equation

y = 5 - x

y = 5 - 4

y = 1


Answer Link

Otras preguntas

please help me solve 2,800 divided by 25
what is 5/20 as in a percent
305 to the nearest ten
A disadvantage of using a sentence outline instead of a topic outline is that a sentence outline is often A. over reliant on big ideas. B. time-consuming to dev
Which of the following sentences is punctuated correctly? I want to go to the concert but I'm not sure if I will be able to make it to see the beginning. I want
Rename the number 600,000
which priest wanted to convert Native Americans to Christianity
in the Spanish-speaking world which of the following is a culturally important practice that takes place after meal
write 19/20 as a decimal without using long division
Emily spent a total of $38.04 on four CDs in a CD cost the same amount what is a reasonable amount for the cost of each city explain why your answer is reasonab