Room A contains 7 people. Room B contains the number of people in A plus half the number of people in C. Room C contains the same number of people as room A and Room B combined. How many people combined are there in rooms A, B, and C?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?