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This is the answer
Answer:
3
Step-by-step explanation:
Solve for x:
-6 + x = -3
Add 6 to both sides of the equal sign so -6 cancels out on the left side
+6 - 6 + x = -3 + 6
x = - 3 + 6
x = 3
I hope this helps! Good luck with your schoolwork :)
Answer:
10
Step-by-step explanation:
For every lawn mowed, the amount earned increases by 10 dollars
Answer:
No real solution
Step-by-step explanation:
Work is on another question for this. You have asked it multiple times
Answer:
d. Twenty-five cars are randomly selected with the new transmission and 25 with the old transmission.
Step-by-step explanation:
A hypothesis test on the difference between the means must satisfy the following conditions
1) the samples must be randomly selected
2) each sample must have a known standard deviation
3) the samples must be independent
4) the samples must be from normal distribution
Hence only part d gives the right answer.
