Solve the system of equations.
1 answer:
You might be interested in
Answer and Step-by-step explanation:
I think this is the correct answer (in picture):
This is because you can either get Heads or Tails, so once you flip it once, you just flip it again and you will get either heads or tails.
<u><em>#teamtrees #PAW (Plant And Water)</em></u>
<u><em></em></u>
Answer:
Step-by-step explanation:
x^2+20=4 first isolate the variable by subtracting 20 on both sides.
x^2=-16 again isolate the variable but this time you square root both sides.
=
then simplify
x= ±4