What is a possible first step to eliminate the variable y in the following system?
4x + 6y = 1
5x – 3y = 8

Multiply the first equation by 5.

Multiply the first equation by –2.

Multiply the second equation by 2.

Multiply the second equation by –3.

I think its the 3rd one,...

Question

What is a possible first step to eliminate the variable y in the following system?
4x + 6y = 1
5x – 3y = 8

 Multiply the first equation by 5.

 Multiply the first equation by –2.

 Multiply the second equation by 2.

 Multiply the second equation by –3.


I think its the 3rd one,...

directrix · Answer

What did you get when you multiplied the second equation by 2? We can see if it works to eliminate a variable.

directrix · Answer

Please post what you got here. Then, we'll add it the the other equation and see what happens.