Answer:
D) x = 12
Step-by-step explanation:
we can change 5/2 to 10/4 and now have:
10/4x-7 = 3/4x + 14
we can subtract 3/4x from each side:
7/4x-7 = 14
add 7 to each side:
7/4x = 21
multiply each side by 4/7:
x = 84/7
x = 12
Answer:
<em>Another way to calculate the correlation coefficient </em><em>(r) </em><em>is to </em><u><em>multiply</em></u><em> the slope of the regression line by the </em><u><em>standard deviation</em></u><em> of </em><em>X</em><em> and then </em><u><em>divide</em></u><em> by the standard deviation of </em><em>Y</em><em>.</em>
<em />
Answer:
slope is 1
Step-by-step explanation:
y = mx + b
the m is 1 in this case.
m is the slope
b is the y- intercept
Answer:
the fourth
Step-by-step explanation:
Complementary means that the sum of two angels equals to 90°
so LKM and MKN because they're both 45° and the sum is 90°