Which properties justify the steps taken to solve the system?

{2x−4y=−63x+2y=−1

Drag and drop the answers into the boxes to match each step.

{6x−12y=−186x+4y=−2

−16y=−16

y=1

2x−4(1)=−6

2x−4=−6

2x=−2

x=−1
these are the options given:
Action property of equality
Division action of equality
Multiplication of equality
associative property of addition
property of equality
simplify
Substitution Property of equality