Mary has used 160 tiles to cover 40% of the back splash in her kitchen . How many tiles will it take her to cover the entire bac
1 answer:
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Answer:
x=40
Step-by-step explanation:
Both angles are equal. So the equation needs to equal 156.
Just plug in points for x until the answer is 156.
In this case, when we plug in 40, it works!
