nancygalindo2002 nancygalindo2002

30-09-2020
Mathematics

contestada

Points A, B, and C are collinear. Point Bis
between A and C.
If AC = 45, AB = BC = 4x - 9, find x.
Helppo

Respuesta :

30-09-2020

Answer:

7.875

Step-by-step explanation:

AB+BC=AC

(4x-9)+(4x-9)=45

8x-18=45

8x=63

x=7.875

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