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Pls help i neeed to get my grade up badly

Pls help i neeed to get my grade up badly-example-1
User Chandu
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1 Answer

6 votes

Explanation:

12 - 1/2r = ( 13 - 3/2r ) - ( 1 - r )

r - 13/6 = ( 7r - 3/2 ) - ( 2/3 + 6r )

13r + 20 = ( 6r + 7 ) + ( 13 + 7r )

-12 + r = ( -8 - r ) + ( 2r - 4 )

User Anisart
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