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Does anybody know this?? please it would help a lot

Does anybody know this?? please it would help a lot-example-1

1 Answer

3 votes

Answer:

A

Explanation:

DG + GM = DM , substitute values

r + 3 + 4r - 28 = 25 , that is

5r - 25 = 25 ( add 25 to both sides )

5r = 50 ( divide both sides by 5 )

r = 10 → A

User Aleksandr Solovey
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