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Please show full step by step explanation, solve number 9 first

Please show full step by step explanation, solve number 9 first-example-1
User Stephenhay
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1 Answer

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Problem N 9

we have that

UW=UV+VW -----> by addition segment postulate

substitute given values

(2x-8)=(x-8)+(12)

solve for x

2x-8=x+4

2x-x=4+8

therefore

The answer is

x=12

User Jorge Perez
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