You have to Multiply times 3...
12•3=36
36/12=3
Answer: the third one
Step-by-step explanation:
In order to isolate k, we would first cross multiply
3*k=9*10
3k=90
Then to isolate k, we would divide both sides by 3 to get:
K=30
Hope this helps
Answer:
1
Step-by-step explanation:
-5 is a constant because its a number on its own without a variable
5/22 is the fraction of girls to boys and as a decimal it is 2.3 rounded and not rounded is 2.27 repeated.