please help (Geometry)
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![please help Geometry click to see the whole thing class=](https://us-static.z-dn.net/files/da6/bbaa1793d98f7662dab86a91dd6f857f.png)
Answer:
Step-by-step explanation:
If we know that D is the midpoint, then 2x + 7 = 4(x-3). Doing the algebra on that gives us
2x + 7 = 4x - 12 and
19 = 2x so
x = 9.5