29xx3bdcbe 29xx3bdcbe
  • 15-11-2021
  • Mathematics
contestada


A. 80
B. 40
C. 90
D. 50

A 80 B 40 C 90 D 50 class=

Respuesta :

anugraha12
anugraha12 anugraha12
  • 15-11-2021

Answer:

the answer is B.40

Step-by-step explanation:

because

x+40=x-40

2x=80

x=40

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