WRITE AN EQUATION
For a field trip 4 students rode in cars and the rest filled nine buses. How many students
were in each bus if 472 students were on the trip?

A. 9x=472
B. 4+x=472
C. 4x=472
D. 4+9x=472
Help???

Benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r

What is the value of x in the this question ?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.