samvitko10
samvitko10
18-08-2021
Mathematics
contestada
–
5z2–7z2
Simplified
Respuesta :
3167972
3167972
18-08-2021
Answer:
-12z^2
Brainliest, please!
Step-by-step explanation:
-5z^2 - 7z^2 = -12z^2
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