I need Help quickly please

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

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?