First do 3x3, which is 6.
Then do 1/2 x 1/2. Convert the 1/2's to .50's
Do .50 x .50. Start with 5 x 5, and get 25. Then move decimal 2 places over.
Now that you have 6 and .25, add them and get 6.25.
.25 as a fraction is, of course, 1/4
Your final answer should be 6 1/4
-3x-3 = 4x-3
-3 = 7x-3
0 = 7x
x = 0
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Answer:</h2>
ΔABC ~ ΔADC by AA similarity.
First turn into a improper fraction, then just simply flip it over. Here's an example: 2 1/3 = 7/3 So your reciprocal is 3/7