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

Is the square root of 4 plus the square root of 16 rational?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy