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swat32
3 years ago
6

(2x-y)2-(y+2)2:::::::::::::::

Mathematics
1 answer:
Reil [10]3 years ago
6 0

Answer:

(2x - y )2 - (y + 2)2 = 4 (x - y - 1)

Step-by-step explanation:

(2x -y) 2 - ( y + 2 ) 2 = (4x -2y) -(2y + 4) \\\\

                             = 4x - 2y -2y - 4\\\\=4x - 4y - 4\\\\=4(x-y-1)

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Joe has read 140 pages of his 300 page book what percent of the book has he read
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<h2>Answer:</h2>

<u>He has read </u><u>46.66 %</u>

<h2>Step-by-step explanation:</h2>

Lets find the percentage

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Converting this into percentage again

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4 years ago
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Answer:

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3 years ago
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6 0
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