38.15 ft is the height of the tower using tangent
Train A weighs 181 tons and train B weighs 70 tons.
Answer:

Step-by-step explanation:
So we have the equation:

First, subtract 9 from both sides:

Divide both sides by -4:

Definition of Absolute Value:

Subtract 3 from both sides:

Divide both sides by 5:

And we're done!