Sherry uses the steps below to solve the equation .Step 1Add 1 negative x-tile to both sides and create zero pairsStep 2Add 8 positive unit tiles to both sides and create zero pairs.Step 3Divide the 14 unit tiles evenly among the 2 x-tiles.Step 4The solution is What is Sherry’s error?
Answer
A
In step 1, she should have added 3 negative x-tiles to both sides.
B
In step 2, she should have added 6 negative unit tiles to both sides.