Answer:
No Solution
Explanation:
5(3 - 9b) = 3(-15b – 2)
Expand
5(3 - 9b): 15 - 45b
3(-15b - 2): -45b - 6
15 - 45b = -45b - 6
Subtract 5 From Both Sides
15 - 45b - 15 = -45b - 6 - 15
Simplify
-45b = -45b - 21
Add 15b To Both Sides
-45b + 15b = -45b - 21 + 15b
Simplify
0 = -21
No Solution
Answer:
Step-by-step explanation:
Given
Required
Solve
Split:
and 
Collect Like Terms
and 
and 
Combine
There follows the formula for "z-score:"
raw score - mean
z = ------------------------------
standard dev
9.1 - 8
Here, the z-score is z = ------------- = 0.344
3.2
Answer is <span>C. 9x-2y=-40
hope that helps
because y = 9/2x +20 then 2y = 9x + 40 so 9x -2y = -40
</span>
Answer:
0.2
<em>Hope this helps!</em>
<em />
<em>xoxo,</em>
<em />
<em>cafeology</em>
