Answer:
k ≥ -18
Step-by-step explanation:

To solve this problem, all you have to do is set the exponents equal to each other because the bases are the same.
2n=10
<em>*Divide both sides by 2*</em>
n=5
The answer is 5.
Hope this helps!
Answer:
1/4 or 0.25
Step-by-step explanation:
Lets plug x and y into the equation. We now have 3/12, which would be equal to 1/4 or 0.25
Given 4 boxes of pencils cost $5,
Unknown- slope
$1.25 per box since $5/boxes
Equation y=mx+b
Substitute $1.25/per box for m
Solve y=$1.25x
The Check
$5=$1.25/per box(4 boxes)
$5=$5
The data set has no association.