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-4( r + 2) = 4(2 - 2r)
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-4( r + 2) = 4(2 - 2r)

User Dirk Lachowski
by
8.0k points

1 Answer

2 votes

Answer:

r=4

Explanation:

-4( r + 2) = 4(2 - 2r)

Distribute

-4r -8 = 8 -8r

Add 8r to each side

-4r+8r -8 = 8 -8r+8r

4r -8 =8

Add 8 to each side

4r-8+8 =8+8

4r = 16

Divide each side by 4

4r/4 = 16/4

r =4

User Tade
by
7.3k points
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