Answer:
Step-by-step explanation:
You can get your calculator to do this for you. 3 ÷ 4 = 0.75
1 ÷ 0.75 = 1.3333
or you can divide by 3/4 by hand
1
----
1
=====
3
-----
4
1 * 4
--- ----------- ====== 1.33333
1 * 3
9 = 2(6) - b
9 = 12 - b
-3 = b
Answer: 
<u>Step-by-step explanation:</u>

Restriction: 6x + 3 ≠ 0 <em>denominator cannot be zero</em>
<u> -3 </u> <u> -3 </u>
6x ≠ -3
<u> ÷6 </u> <u>÷6 </u>
x ≠ 