queenbrookie4l queenbrookie4l
  • 01-12-2020
  • Mathematics
contestada

solve by using elimination 2x-6y=18 -2x + 4y = -6 ( , )

Respuesta :

2022110
2022110 2022110
  • 01-12-2020

Answer:

x = -9,

y = -6

Step-by-step explanation:

2x - 6y =18

-2x + 4y = -6

you can add the equations together as is and eliminate x

-2y = 12

y = -6

then plug back in,

2x - 6(-6) = 18

2x + 36 = 18

2x = -18

x= -9

Answer Link

Otras preguntas

Imagine that a space probe could be fired as a projectile from the Earth's surface with an initial speed of 5.52 104 m/s relative to the Sun. What would its spe
What is a narrative.
What is SF₆? (Include a description about what it is, what it can do and what is it used for)
Great expectations, I need help I read the book but I don’t understand.
- The subatomic particle possessing the largest ratio of charge to mass is the: A neutron B electron C proton D nucleus
Write two equations that can be used to solve the equation. |6 + 7a| = 22
Find the missing side. Round to the nearest tenth. Urgent!
1 3.3.4 Quiz: Origins and Alliances of the Cold War Question 4 of 10 2 Points By supporting pro-democratic governments against aggression, we can limit the spre
What's the opposite of 6? :D
what’s 2+2x 234+47382939593939