Since
Is a perfect square, we can think of the "-6" at the end as a "+4-10" and we have
Which is the required form
Your mother takes you to your grandparents house for dinner. She drives 30 minutes at a constant speed of 40 miles per hour. She
reaches the highway, quickly speeds up, and drives for another 30 minutes at a constant speed of 80 miles per hour. How far did you and your mom travel altogether?
1 answer:
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