Alejandrox
Alejandrox Alejandrox
  • 09-02-2015
  • Mathematics
contestada

What's the answer for is substitution
Y=-2
4x-3y=18

Respuesta :

kaylagrlz12 kaylagrlz12
  • 09-02-2015
First you plug the y into the equation you are substituting it into, this gives you
4x-3(-2)=18
multiply the -3 by the -2 to get 4x+6=18
Subtract the 6 from both sides to get 4x=12
Finally divide by 4 to get x=3
Answer Link

Otras preguntas

Arrange the steps for writing an essat in the correct order , from first to last a. create and outline for the essay b.skim and edit the essay for surface erro
how did the Neolithic revolution alter the social patterns of humans?
the total cost is the number of cans times $.70
What is Mexico's chief products
Why is direct democracy impractical in the United States today
which action increase the tensions between the North and the South that led the Civil War
Elias and Jon conducted the same experimental procedure but got very different results. Each student selected test subjects who were either friends or relatives
8=a-2 what's the answer
60 hundreds = thousands
(3x1,000,000)+(3x1000,000)+(2x100)