aubree2725 aubree2725

20-09-2020
Mathematics

contestada

9z - 6 + 72 = 162 - 6
Choose 1 answer:
А
No solutions
B
Exactly one solution
Infinitely many solutions

Respuesta :

Gorillaphent Gorillaphent

20-09-2020

Answer: Exactly One Solution

Step-by-step explanation: All you have to do is evaluate the problem.

9z - 6 + 72 = 162 - 6

9z - 6 + 72 = 156

9z + 66 = 156

9z = 90

z = 10

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