andrew275 andrew275

18-11-2020
Mathematics

contestada

Solve for z.
-5z + 1 = -7z + 9

Respuesta :

18-11-2020

Answer:

z=4

Step-by-step explanation:

-5z+1=-7z+9

-5z+7z+1=9

2z+1-1=9-1

2z=8

2z/2=8/2

z=4

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