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12-11-2018
Mathematics

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please help me with this question

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Respuesta :

juneiparis666 juneiparis666

12-11-2018

4x-9+x-1=180 => Same side interior angles are supplementary

5x-10=180 => Add like terms

5x= 190 => Addition Property of equality

x= 38

Substitute:

m<A=4x-9

m<A=4*38-9

m<A=143

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