3 years ago

O between DG. If DO=4x+1,GO=7 and DG=20, find x.

Mathematics

1 answer:

tiny-mole [99]3 years ago

3 0

9514 1404 393

Answer:

x = 3

Step-by-step explanation:

The whole is equal to the sum of the parts.

DG = DO +GO

20 = (4x +1) + 7

12 = 4x . . . . . . . . . . subtract 8

3 = x . . . . . . . . . . . divide by 4

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