Answer: B: 9.6 x 10 7 km
Step-by-step explanation:
The correct answer for the question that is being presented above is this one: "Correlation must be between 0 and 1; A correlation of r = .01 means there is no significant correlation; Correlation must be between -1 and 1; <span>Correlation is a numeric measure of the strength and the direction between two categorical variables."</span>
Answer:
A=122
Step-by-step explanation:
The sum of degree of angles in a triangle=180
Angle a =180-43-15=122
9514 1404 393
Answer:
(x, y) = (7, -1)
Step-by-step explanation:
The expression for x makes it easy to use that for substitution.
3(-7y) +y = 20
-20y = 20 . . . . . collect terms
y = -1 . . . . . . . . . divide by -20
-7(-1) = x = 7 . . . use y in the second equation to find x
The solution is (x, y) = (7, -1).