olly09
olly09
08.12.2020 • 
Mathematics

6. Cass drove 3 miles to school, and then she drove m miles to a friend's house. The total mileage for these two 6 trips was 8 miles. Which equation CANNOT be used to determine the number of miles Cass drove?
A. 3 + m = 8
B. 3-m = 8
C. 8-3 = m
D. 8-m = 3

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