Question

Helpppp!!!!!!!!!!!!!!!!!!!!!

Answer 1

the answer is x=5/6
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sorry if it’s wrong

Answer 2

Below

Explanation:

DO=15

OB=3x+7

DB=9x-2

O is between D and B

So,

OB+DO=DB

or, 9x-2+3x+7=15

or, 12x=15-5

or, x=10/12

Thus, x=5/6