meyagymnast46 meyagymnast46
  • 11-12-2019
  • Mathematics
contestada

PLEASE HELP FAST. WILL MARK AS BRAINLIEST IF GIVEN GOOD ANSWER!
Solve the system of equations by SUBSTITUTION. Show your work. 2x+y=1
4x+2y=-1​

Respuesta :

MathewAlvarado
MathewAlvarado MathewAlvarado
  • 11-12-2019

Answer: y= 3-2x and 6=1

Step-by-step explanation:

i don't know if this is right but i have to go to my other class so this is what i got

Answer Link
nutmegs017 nutmegs017
  • 11-12-2019
You start by subtracting 2x from 2x+y=1 to get y=1-2x. Then you plug in for y and get 4x+2(1-2x)=-1. Then you solve for x and get 2=-1 which is not a true fact. So the answer to this problem is no solution
Answer Link

Otras preguntas

What is a secondary source? Give an example.
What kind of alleles get over-shadowed or blocked by more dominant alleles?
what is the length of XY​
A car is 200 inches long the truck is 50% longer than the car how long is the truck
Alan had x dollars in his bank account. He deposited $255.73, and now his balance is $1,896. What was his previous balance?
How i can answer this question
Fred has 32 ounces of cookie dough. If he used 0.56 ounces of cookie dough for each cookie, what is a reasonable estimate of how many cookies he can make?
MODIFICATIONS: Write one paragraph.
The perspective that has been most concerned with the domestic division of labor, unequal power relationships, and caring activities in the family is called:
Ragnar's bathroom has 148 tiles in it. He found that his kitchen has 7 times as many tiles as his bathroom. How many tiles are in Ragnar's kitchen?