June runs little slower than Carlos. She ran 1/4 of a mile in 3 minutes. How long ill it take her to run a full mile?
2 answers:
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Answer:
Explanation:
Let's begin writing down everything
(X×(-11)+5)×(-9)+X-55
Now we can multiply
-9(-11X+5)+X-55
99X-45+X-55
And so we get
100X-100
Factorize 100
100(x-1)