Answer:
a=4
Step-by-step explanation:
what minus 4=8? its 12. 12-4=8 so
what times 3 is 12? 4.
3*4=12
12-4=8
a=4
You would just do 5.7-8.1, which is -3.6 degrees Celcius. Hope I helped!
I found this online, hope it helps
Just follow these steps:
Multiply normally, ignoring the decimal points.
Then put the decimal point in the answer - it will have as many decimal places as the two original numbers combined.
Add 5 to 5, or multiple 5 by 2.
The answer is Option C) 7th graders in her school.
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