1 answer:
Do you have an equation or function or formula?
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Answer:
a. 
b. 
Step-by-step explanation:










Hope it is helpful....
Answer:
1.-n=-12; n=12
2.18=-2x; x=-9
3.-n=-12; n=12
4.b=3
Answer:
She should have multiplied by 10,000.
Answer:
21 chickens
Step-by-step explanation:
10×4=40
82-40=42
42÷2=21
Answer:
-139
Step-by-step explanation:
23-162=
-139