ali6189 ali6189

30-08-2021
Mathematics

contestada

please explain step by step

please explain step by step class=

Respuesta :

Suravi01 Suravi01

30-08-2021

Answer:

23

Step-by-step explanation:

51+(2x+3)=100 ( exterior angle is equal to two opposite interior angles)

51+2x+3=100

2x+54=100

2x=100-54

x=46/2

x=23

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