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

answer: i believe its b. if you sound out the sentences that sounds wrong.

sites:

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation:

i need points

step-by-step explanation:

sorry bubs