Sagot :
Answer:
I solved the second question but it took me too long, hehe
Step-by-step explanation:
2.) 9_6_8_2= 7
6 + 8 - 9 + 2 = 7
Add 6 to 8 and subtract 9 then add 2, you should get 7
I hope this helps you. : ¬ ) (I was not able to answer the other ones)