madisonhobson819 madisonhobson819

19-04-2020
Mathematics

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

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wegnerkolmp2741o wegnerkolmp2741o

19-04-2020

Answer:

r=4

Step-by-step 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

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