libertydrocks libertydrocks

11-02-2022
Mathematics

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Find the measure of AD

Find the measure of AD class=

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clarch19 clarch19

11-02-2022

Answer:

x=6

Step-by-step explanation:

triangles CDB and ADB are equal so we know that CD=AD and can write this equation:

3x+5 = 5x-7

subtract '3x' from each side:

5 = 2x-7

add 7 to each side:

12 = 2x

12/2 = x

6=x

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