. Suha has a full 600 ml bottle of wallpaper remover. She is going to mix some of the wallpaper remover with water. Here is the
information on the label of the bottle. Wallpaper remover 600 ml 1 Mix of the wallpaper remover 4 with 4500 ml of water Suha is going to use 750 ml of water. How many millilitres of wallpaper remover should Suha use? You must show your working.
2 answers:
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Answer:
Step-by-step explanation:
We want to find the inverse of
We interchange x and y to get:
We solve for y;
Multiply through by 3
Subtract 1 from both sides:
Therefore the inverse is