3 years ago

19= 7z -2z -------------

Mathematics

2 answers:

Nata [24]3 years ago

8 0

Answer:

z = 3.8

Step-by-step explanation:

19 = 7z - 2z

19 = 5z

19/5 = z

3.8 = z

MrRissso [65]3 years ago

3 0

Answer:

19 = 7z - 2z

19 = 5z

z = 19/5

Hope this helps!

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