owenvelazquez35 owenvelazquez35
  • 18-02-2021
  • Mathematics
contestada

y = - 2x + 1
2x - 2y = 4
Solve systems of equations by substitutions

Respuesta :

thebecks
thebecks thebecks
  • 18-02-2021

Answer:

x= 1

y= -1

Step-by-step explanation:

y=-2x+1

2x-2y=4

substitute for y

2x-2(-2x+1)=4

reduce

2x+4x-2=4

6x=6

x=1

y= -2(1)+1

y= -1

Answer Link

Otras preguntas

7. Which of the following sentences is punctuated correctly? Carolyn and I would go to the mall, (the skating rink), and then to a restaurant. Carolyn visited m
what type of energy is a hot cup of soup and is it mechanical or not?
HOW IS ADDING AND SUBTRACTING WITH MONEY LIKE ADDING AND SUBTRACTING WHOLE NUMBER?
how do you do 2 1/9 - 7/6 I need help please
What was the main goal of the Wilmot Proviso? A) to ensure that any territory gained from the Mexican War would be free soil B) to ensure that any territory gai
How do you graph x-2y=4 And 2x+y=-7 system of equations
The conspirators looked for an opportunity. a. Action verb b. Linking verb
how do you find the volume of an l block
what radian measure is equivalent to 160 degrees A.4pi/9 B.9pi/4 C.8pi/9 D.9pi/8
Solve the following proportion for y. 5/13 = 4/y Round your answer to the nearest tenth.