isabellelyon2008
isabellelyon2008
27-04-2021
Mathematics
contestada
9=7+a
a+8=b+5
what is b
Respuesta :
rmaxson75
rmaxson75
27-04-2021
Answer:
b=5
Step-by-step explanation:
9=7+a
-7
2=a
a+8=b+5
10=b+5
-5
5=b or b=5
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