jinhyeonjeong jinhyeonjeong
  • 01-04-2021
  • Mathematics
contestada

x=3y−5 2x+12y=-4 please solve the system of equations and show your work

Respuesta :

pleasehelpme7281
pleasehelpme7281 pleasehelpme7281
  • 01-04-2021

sub x = 3y - 5 into equation 2

2(3y - 5) + 12y = -4

6y - 10 + 12y + 4 = 0

18y - 6 = 0

18y = 6

y = 6/18

y = 1/3

sub y = 1/3 into equation 1

x = 3(1/3) - 5

x = 1 - 5

x = -4

Answer Link

Otras preguntas

when would there be only four different equations for a set of math mountain numbers
why are scientist surprised to find coal in artic
The ratio of output power to input power, in percent, is called A. conductivity. c. work. B. efficiency. d. horsepower.
15% off from $32.50.
What is ecology? Why does it matter? Give an example.
2a2b3 and -4a2b3 are like terms. a. True b. False
write a word phrase for eacj algabraoc expression two over 3 y + 4
during the 2008 - 2009 season there were 801372 people who attended the home hockey games in Philadelphia there were 609907 people who attended the home hockey
Emotions are reactions triggered by events or thoughts.
If Max holds his breath as he lifts weights, _____. he is performing the Valsalva maneuver he might become dizzy and light-headed he is increasing his blood pre