Answer:
it's not the first one
Step-by-step explanation:
Answer:
−12s2+11st−2t2
Step-by-step explanation:
Hope this helps!
Answer:
Step-by-step explanation:
Start with:
Distribute the values on the outside of each of the parentheses.
Combine like terms.
Subtract from both sides of the equation.
Subtract from both sides of the equation.
Now, we need to use our quadratic equation formula:
Identify your values.
Substitute.
(Solve positive)
Solve.
Find the square root of .
Add.
Simplify.
~
(Solve negative)
Solve.
Find the square root of .
Subtract.
Simplify.
Answer:
The answer is
A ) 12 to 20
Step-by-step explanation:
Cho flipped heads 12 times. She flipped the coin a total of 20 times, making the ratio 12 to 20.
I hope this helped you! If it did, please consider rating, pressing thanks, and giving my answer 'Brainliest.' Have a fantastic day! :)
Answer:
86.42
Step-by-step explanation:
Add all sides together.
That's how you find perimeter!
Hope this helps!
Brainliest?