Answer: C is correct, 4x=8
Step-by-step explanation:
You will add the two equations...
4x-8=0
Now you need to move the -8 over, which reverses its sign to positive.
4x=8
Answer:
81pi
Step-by-step explanation:
You are asking yourself the area of pi*r^2 could with r as 9. pi*9^2. solve and you get 81pi :D
Indirect proof or contradiction
Are there choices to pick from?
Can you please provide details for this problem that way I can help you to solve this problem easier
16x^2+2-9x-3x^2-14x
= (16-3)x^2+(-9-14)x+2
= 13x^2-23x+2
