24mckmil
24mckmil
18-09-2020
Mathematics
contestada
How do I do this?
Im stuck on what to do
Respuesta :
Imstillhuman
Imstillhuman
18-09-2020
CD and DE are equal distance so their equations are equal:
2x+7 = 4(x-3)
2x+7 = 4x-12
Subtract 2x from both sides
7 = 2x-12
Add 12 to both sides
19 = 2x
9.5 = x
Now that u have x just plug it into the equation for DE
4(9.5-3)
38-12
26 is the answer
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