dominicalmazan dominicalmazan

24-09-2020
Mathematics

contestada

(15.x + 79)
(5x + 61)

15x 79 5x 61 class=

Respuesta :

wolf1728 wolf1728

24-09-2020

Answer:

A) 15x +79 = z

B) 15x +79 + 5x + 61 = 180

20x + 140 = 180

20x = 40

x = 2

Then using equation A)

A) 15 * 2 + 79 = z

30 + 79 =z

z = 109

Step-by-step explanation:

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