Which graph represents y = -2x?
3
1
-6-5 -3.-2-11
3
2
S
6
5
4

I wasn't able to understand what you have written after " which graph represents y=-2x? "

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

first one because it can't have a fraction in it

step-by-step explanation: