ejenendnd
ejenendnd
25-10-2021
Mathematics
contestada
What is the value of b?
b
B+42
B-20
Respuesta :
kemalabbas79
kemalabbas79
25-10-2021
Answer:
b=22°
Step-by-step explanation:
because b+42=b+b-20
b+42=2b-20
b-2b=-20-42
-b=-22
b=22°
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