Find the value of each x:

1. x = 7 + 3 * 6 / 2 - 1;

2. x = 2 % 2 + 2 * 2 - 2 / 2;

3. x = ( 3 * 9 * ( 3 + ( 9 * 3 / ( 3 ) ) ) );

4. x = 4 / 3 + ( 5 + 2 * 3 ) % 7 - 1;

5. x = 9 % 5 + 4 / 4 - 2 % 3;

Answer:

1. 15

2. 3

3. 324

4. 4

5. 3