Answer:
- x - 6y - 25 = 0
Step-by-step explanation:
2x-3y = -1+3x+3y = 26
2*x - 3*y + 1 - 3*x - 3*y = 26
2*x - 3*x - 3*y - 3*y + 1 = 26
- x - 6*y + 1 = 26
- x - 6*y = 26 - 1
- x - 6*y = 25
- x - 6y - 25 = 0
I saw another one of these and they said it was SAS
Answer:https://quiz.let.com/216018638/course-1-chapter-4-multiply-divide-fractions-6ns1-6rp3-3d-flash-cards/
remove the period between quiz and let but there is a quizlet on it
Step-by-step explanation:
Answer:
d. The population standard deviation is known.
Step-by-step explanation:
T-distribution or Z-distribution, which to use?
If we have the population standard deviation is known, we use the z-distribution.
Otherwise, if we only have the standard deviation for the sample, we use the t-distribution.
Which of the following is not appropriate to use the t-confidence interval for
When the population standard deviation is known, so letter d.