If you wanted to eliminate the y variable by adding the two equations in the following system, what could be your first step?

x − y = 6
4x − 3y = 12

Add the two equations together

Multiply the first equation by −4

Multiply the first equation by 3

Multiply the first equation by −3

Question

If you wanted to eliminate the y variable by adding the two equations in the following system, what could be your first step?

  x − y = 6
4x − 3y = 12

 Add the two equations together

 Multiply the first equation by −4

 Multiply the first equation by 3

 Multiply the first equation by −3

anonymous · Answer

look at the y terms in your first equation....what can be done to that value in order to cancel out with 2nd equation

anonymous · Answer

so its b?

anonymous · Answer

no that would be if you are looking to eliminate x terms....you understand the logic, so look at it again

anonymous · Answer

oh ok i think i know.  d?