1.5 : 2 :: x : 15 proportion2x = 1.5(15) product of means\extremes2x = 22.5x = 11.25
Answer:
Step-by-step explanation:
There is no diagram attached
It is assumed the angles are vertical
<u>Vertical angles are congruent as per vertical angles theorem</u>
- 3x + 21 = 6x - 60
- 6x - 3x = 21 + 60
- 3x = 81
- x = 81/3
- x = 27
<u>Angle measures</u>
<u>So the answer is</u>
Answer:
y=25h-2000
Step-by-step explanation:
you would need to subtract the 2000 in order to know when you made a profit from buying the piano. and then the 25h is the amount of hours teaching.