What is the thinking on this math

[From: ] [author: ] [Date: 12-04-22] [Hit: ]

-Y = -2X - 15 final answer is Y = 2X + 15

Multiply both sides by -1

Add Y to both sides
Add 2X + 15 to both sides
Then reverse the LHS and RHS.

-y = -2x-15

Divide both sides by -1:
-y/-1 = (-2x-15)/-1
y = 2x+15

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