johndoemansa81919 johndoemansa81919

17-11-2020
Mathematics

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arushisahasi arushisahasi

17-11-2020

Answer:

x=21

Step-by-step explanation:

8x-7 = 9x-28 (corresponding angles are congruent)

8x = 9x-21 (algebra)

x = 21 (algebra)

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