50 points and will mark brainlist READ ABOVE

true

or

False

or

Not enough information

How do you solving the solution of each system using elimination?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

What is the absolute value of the complex number -4-sqrt2i