Answer:
<u>Answer</u><u>:</u><u> </u><u>3</u><u>5</u><u>/</u><u>1</u><u>8</u>
Step-by-step explanation:

use the reciprocal of 9/10 :

Answer:
If A is wrong then B I think
Step-by-step explanation:
The answer will be <span>x + y = 6 </span>
Answer:

Step-by-step explanation:

Switch sides:

Add/Subtract the numbers: 

Hope I helped, if so may I get brainliest and a thanks?
Thank you, have a good day! =)
I'm kind of thrown off for that negative sign, but I try it out in the one that makes sense is this one [ https://gyazo.com/192a76e70d2d46979691cabbf06e6c85 ] If you can better of explain where the negative sign will be great. Hope I helped.