hosj hosj
  • 10-04-2020
  • Mathematics
contestada

Solve by Substitution

2x + y = 3
4x + 4y = 8

Respuesta :

rafailpopa rafailpopa
  • 14-04-2020

Answer:

2x + y = 3 => y = 3-2x

then

4x+4(3-2x) = 8

4x+12-8x= 8

-4x = -4

x=1

y=3-2*1 = 1  

Step-by-step explanation:

Answer Link

Otras preguntas

Which of these elements of the story would be lost if it were presented in print? O A. The fact that Alison is inquisitive O B. The love the family members feel
what are the variables based on the paragraph?
The hammer orchid is labeled sexual mimic why
What is the value of x in the equation below? -3-(-8)-(-2) = x 0 -13 10 -9 103 lo7
What is the same as moving the decimal point 3 places to the right in a decimal point.
Como el arte de una comunidad refleja se identidad pública
What is one benefit of the medium the author used? O A. Audiences feel more connected to the words. B. Audiences can rearrange the story's events. C. The audien
Why did Poland vote Lech Walesa out of office ?
A school has 415 third graders and 338 second graders. How many more third graders are there than second graders?
who anointed Jesus before his death?