Answered

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what does x equal? no step by step required.

What Does X Equal No Step By Step Required class=

Sagot :

Answer:

x=12

Step-by-step explanation:

This is the triangle similarity theorem. First, you make a proportion:

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and then solve: 21=x-9

which becomes x=12

SlovenZambiaidn

Answer:

[tex]x=12[/tex]

Step-by-step explanation:

yes

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