Answer:
Step-by-step explanation:
x²+7=43x
x²-43x+7=0

Hey there!
If x = -3 then replace "x" with -3
New equation: -3^-2
(-1 × 3)^-2
(-1 / 3 )× 3
3 × 3 = 3^3 = 9 (Solving for your denominator)
(-1/3)^2
= (1/9)
This your answer is: 1/9
Good luck on your assignment and enjoy your day!
~LoveYourselfFirst:)
63 people should be able to fit in because 7 times 9 is 63.
If I'm wrong, contact me.
Answer:
-31/8. That's the answer to your question