<7 = <2 (Alternate exterior angles)
3x + 10 = 70
3x = 60
x = 20
Answer is the 2nd one
20
Explanation: When there are two parallel lines, these two lines are never able to intersect or touch. Perpendicular lines are two lines in which one of the lines intersects the other line, and the angles created from the intersection of these two lines are all right angles.


Explanation:
Let Number of $45 shares be x
Let number of $ 25 shares be 3x-25
According to question,

So,


You divide 2.5 to both the miles and hours to get 1 hour and the miles remain.
The answer is 54 miles