Seudónimo Seudónimo
  • 02-12-2020
  • Mathematics
contestada

Solve the system by substitution.

-3x-4y=11

y=2x

Respuesta :

zahavi918 zahavi918
  • 02-12-2020

Answer:

x = -1, y = -2

Step-by-step explanation:

-3x-4y=11

y=2x

Plug in 2x for y:

-3x-4(2x)=11

-3x-8x = 11

-11x = 11

x =-1

Plug in x in y = 2x

y = 2(-1)

y = -2

Answer Link
wagydanielle wagydanielle
  • 02-12-2020

Answer:(-1,-2)

Step-by-step explanation:

Answer Link

Otras preguntas

What Is the weight of a 7000 kg boat in newtons
What is Selective interpretation
Write features of platyhelminthes ​
HELP calculate the morality of a solution prepared by the addition of 2.59g of nano3 into 250 ml of solution
help please and give the workings btw it’s to do with circle theroms
which of the following is a leg exercise? A. lunges B. lap pull-downs C. upright rows D. dips
What is the result of subtracting the second equation from the first? -2x+y=0 -7x+3y=2
how many apple pies does billy have if he has 8 more then Joe. Joe has 8 apple pies. will give braineist to the first person that answers this.
What drove the demands for slaves and cause central Africa to become a central hub for the transportation of slaves to the Americans ..
thanks for any help :)