zslz zslz
  • 02-09-2020
  • Mathematics
contestada

2x – 4y = 24
x + 3y = 7
Solve by elimination

Respuesta :

movando movando
  • 02-09-2020
2x-4y=24
X+3y=7 (-2)


2x-4y=24
-2x-6y=-14
——————-
0 -10y=10
Y=-1

Reemplazar y en la ecuación
2x-4(-1)=24
2x+4=24
2X=20
X=10

Y=-1, X= 10
Hope this helps
Answer Link

Otras preguntas

I have no idea what the answer is , plz help
Why did Hamilton want to establish a national bank?        A. He thought it was a good compromise between his original plan and what others wanted.   B. He want
A possible explanation for glacial retreat other than global warming is
what is the algebraic equation the difference between a number and 11 is 3 more than half the number
During dna replication, two extra guanine bases are added to the dna. what type of mutation is this? a. silent mutation b. nondisjunction mutation c. frameshift
Briefly explain the point of view about poverty in america expressed by the text excerpt. briefly explain the relationship between the chart data and the war on
Find the area of the figure
Mrs. barclay has type 2 diabetes and you are preparing her for discharge. she tells you that she loves red beans and rice and knows that she must eliminate them
The sum of two numbers is 18. One number is 2 more that for times the other. Find the numbers.
Who is credited with developing and documenting the first vaccination procedure against smallpox? select one: a. koch b. pasteur c. jenner d. lister?