Answer:
i only can explain until number 7
i am sorry
maybe that help you
Answer:
x=9.64385618
Step-by-step explanation:
I used an app to solve it
Answer- 200
you need to find what number who’s 25th percent equal 50
Answer: Mine A
Step-by-step explanation: Mine A is further underground because elevation means height and when it’s shows a number that is negative that means underground. 225 is greater than 223. So Mine A is further underground.
Answer:

Step-by-step explanation:
It's like solving any equation, except we have letters instead of numbers .
k = 3tm + rs {subtract rs from both sides}
k - rs = 3tm {divide both sides by (3m)}
{swap sides}
m≠0
{m must be ≠0 because you cannot divide by 0. There is no t for m=0}