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07-10-2020
Mathematics

contestada

XY = 4x + 7 and YZ = 8x – 1 whats XZ

Respuesta :

mhanifa mhanifa

07-10-2020

Answer:

12x + 6

Step-by-step explanation:

Given

XY = 4x + 7 and YZ = 8x – 1
XZ = ?

As per angle addition postulate

XZ = XY + YZ
XZ = 4x + 7 + 8x - 1
XZ = 12x + 6

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