Answer:
c=4
Step-by-step explanation:
5x^2 + 9x = -4
We need to write this in the form
ax^2 +bx+c = 0
So add 4 to each side
5x^2 + 9x+4 = -4+4
5x^2 + 9x+4 = 0
a =5 b=9 and c =4
Answer:
x = 8
Step-by-step explanation:
Her mistake was subtracting 2 on both sides. Instead she should've added 2 on both sides.Getting a result of 2x=16. Then you divide 2 on both sides to get x = 8.
Answer:.
Step-by-step explanation:
Answer: 86
Step-by-step explanation:
Answer:
I cant see the entire question
Step-by-step explanation: