What is a possible first step to eliminate a variable in the following system?
2x – 3y = –1
3x – 4y = –3

Multiply the first equation by –3 and the second equation by 2.

Multiply the first equation by 3 and the second equation by –2.

Multiply the first equation by –4 and the second equation by 3.

All of the above.

Question

What is a possible first step to eliminate a variable in the following system? 
2x – 3y = –1 
3x – 4y = –3

 Multiply the first equation by –3 and the second equation by 2.

 Multiply the first equation by 3 and the second equation by –2.

 Multiply the first equation by –4 and the second equation by 3.

 All of the above.

anonymous · Answer

I have no idea :/ I do not understand how to solve these problems

anonymous · Answer

So that would mean the first part of the answer will be -3, but then I don't understand how the second part can be 2 because there isn't a 2 in the second equation?