dnwofb
dnwofb
21-07-2020
Mathematics
contestada
find the value of x
Respuesta :
theking7x
theking7x
21-07-2020
The correct answer is A. 7
Explain
11+17= 2 (21-x)
28= 2 (21-x)
Divide by 2
21-x = 28/2
21- x= 14
21-x = 14
Add x-14
X= 21-14
X= 7
Hope this help you :D
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