29xx3bdcbe
29xx3bdcbe
15-11-2021
Mathematics
contestada
A. 80
B. 40
C. 90
D. 50
Respuesta :
anugraha12
anugraha12
15-11-2021
Answer:
the answer is B.40
Step-by-step explanation:
because
x+40=x-40
2x=80
x=40
Answer Link
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