я не знаю что тут написано поэтаму я русский ::3
The answer is 60 degrees,cause a straight line is 180
14* 6=84 , sorry for the delay enjoy your day!
Answer:15 hours
Step-by-step explanation:
15+5=20
20+20=40
13+17=30
Add
90 hours
90÷6= 15
15 hours
<u>Answer:</u>
Option C. The given system has two solutions.
<u>Solution:
</u>
The given equations are,
From the equation we can say,
We know that the quadratic formula to solve this,
x has two values which are
Here, a = (-1), b = 5 , c = -3
So,
Again
Hence, x has two solutions.