I hope this helps you
2y+y=9
3y=9
y=3
x=2y=2.3=6
Answer:
x=9 x=-1
Step-by-step explanation:
x²-8x-9=0 a=1 b=-8 c=-9
you have to use the quadratic formula to get the values.
That would be on the 5th week. There were 18 students that attended (D.)
Hope this helped!
3 and -3
hope l hlped u have a good day("
hope
Answer: z=67-at
————
a-45