Hello.
If Speed = Distance ÷ Time then Time = Distance ÷ Speed
The time taken for the first 90 miles is, 90/x
The time taken for the second 90 miles is, 90/1.5x
The time for the complete journey = 90/x + 90/1.5x = 450/3x = 150/x
Have a nice day
Answer:
Angles UWV and UWZ are complementary
Step-by-step explanation:
we know that
If the sum of the measures of two angles is equal to 90 degrees, then, the angles are complementary
so
In this problem

therefore
Angles UWV and UWZ are complementary
Answer:
the value of x is 4/19
Step-by-step explanation:
it is simple math. 4=19x divide 4 by 19