Is -√9 an irrational or rational number?

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If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

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?