Question

Someone please help!!
The system of equations is coincident.
What are the missing values?
-2x+5y=-12
-6x+? y=?

Answer 1

@haleyelizabeth2017

Answer 2

If the system is coincident, then the two lines have the same equation.

Answer 3

So what do you multiply the top one by to make it where -2x equals -6x?

Answer 4

-2x+15y=-12
-6x+__ y=__
==========

Multiply each member of the first equation by 3.

Answer 5

3

Answer 6

-2x3=-6 so i do 15x3?

Answer 7

So what is 15*3?

Answer 8

oh wait! its actually a 5, not 15 sorry

Answer 9

-12*3? That's all you have to do :)

Answer 10

Yep! :D so what did you get?

Answer 11

-2x+5y=-12
-6x+? y=?
that is the right equation. so its 15 for the first one, and -36 for the second one

Answer 12

You can just leave the 15 because that's what you get lol

Answer 13

Correct! :D

Answer 14

thanks!!!

Answer 15

no problem!