Variable y varies directly with variable x, and y = 20 when x = 8.
1 answer:
All you hav to do it plug in what you know
y=20 and x=8
20=8k
divide both sides by 8
20/8=8k/8
and you get 5/2
20/8=5/2
so your answer is 5/2
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So first,
$22.50 * .20= 4.5
Then, since is 20% off you subtract the percentage you get in which this case, it's 4.5.
$22.50 - 4.5 = $18
So the Jacket is $18.00!
Hope this helps, have a good day. c;
7 1/8 is greater than 7.025
1.2 is it as a decimal or 0.5
Answer:

Step-by-step explanation:
<u>Use the formula:</u>

<u>Plug in the numbers (coordinates) given, like so:</u>


<u>Simplify:</u>
<u />
Answer:
(-3,5)
Step-by-step explanation:
When you reflect over the x axis, the y value's sign changes.
So we have:
-3,5