pamisueparke pamisueparke

01-10-2018
Mathematics

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What is the value of x?

What is the value of x class=

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choixongdong choixongdong

01-10-2018

Vertical angles are equal

so

4x + 7 = 5(x - 4)

4x + 7 = 5x - 20

5x - 4x = 7 + 20

x = 27

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