Answer:
d = 18, c = 56.55
Step-by-step explanation:
Solution
d=2r=2·9=18
C=2πr=2·π·9≈56.54867
Answer:
y2-y1 / x2-x1
-4/3
Step-by-step explanation:
Since they are not like terms (not the same variables) you cannot simply so you leave it like that.✨ This applies for addition and subtraction only. It’s different with multiplication and division.✨
Answer:
dilation.
Step-by-step explanation:
Answer: The required equation is 
Step-by-step explanation: Given that Sean's mom asks him how long his homework will take.
He tells her that he needs to read for 25 minutes and also do some math problems that will take m minutes. All together, his homework will take h minutes.
We are to write an equation for the number of minutes Sean's homework will take h, if his math problems take m minutes.
Since Sean needs to read for 25 minutes and do some math problem for m minutes, so total time that Sean will take will be

Also, since Sean takes h minutes altogether to complete his homework, so the equation is written as

Thus, the required equation is 