kayliegar13 kayliegar13
  • 13-02-2020
  • Mathematics
contestada

-7x+2y=18;6x+6y=0 in elimination form

Respuesta :

meredith48034
meredith48034 meredith48034
  • 13-02-2020

Step-by-step explanation:

-7x + 2y = 18

6x + 6y = 0

21x - 6y = - 54

6x + 6y = 0

27x = -54

x = -2

6(-2) + 6y = 0

-12 + 6y = 0

6y = 12

y = 2

(-2,2)

Answer Link

Otras preguntas

Travis hirschi, a much respected sociologist and social control theorist, believes that delinquent behavior tends to occur when people lack
Write a real world situation that could be modeled by the equation 500+250x=300x
680.8-44.73 how did you get that answer can you work it out
how do i get x alone in this equation:x-347÷8=52
In the trapezium, a = 7cm , b = 10.4cm h = 6.7cmwork out the area of the trapezium
How did the microchip change computers during the 1990s apex?
what's $10.625 rounded to the nearest cent?
Let f(x) = 3x + 5 and g(x) = 3x2 − x − 10.
chris is five times as old as Zac. in thirty years chris will be twice zac's age. how old is zac now?
what is the answer to 1.3 (6.3r - 4.2) = 66.9