Line all the numbers in a column and compared where the numbers are not the same numbers
So u times it first so -15p-15-63+9p
so it would short it down because of cobine like terms -6p-78
190 divided by 10 is 19 therefore 19 teachers should go on the trip.
Hope this helps :)
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Answer:
60.857 miles /hour
Step-by-step explanation:
the unit rate is miles per hour
426 miles / 7 hours
60.857 miles /hour
