poodlegirl710p0iypn poodlegirl710p0iypn
  • 12-12-2017
  • Mathematics
contestada

solve algebraically -x+y=4

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239250BOMBdotCOM
239250BOMBdotCOM 239250BOMBdotCOM
  • 12-12-2017
You did not include instructions but I think you want to solve for y. 
To do so, we isolate y. 
Add 4 from both sides as step 1. 
-y - 4 + 4 = 12 + 4 
On the left side, -4 and +4 cancel out. 
We now have this: 
-y = 16 
Next, divide both sides by -1. 
Final answer: y = -16 
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