Answer:

Step-by-step explanation:
Given

To express as a rational number with 91 on the denominator.
91 ÷ 7 = 13
Thus multiply the numerator and denominator by 13, that is
= 
So the expression is:

You can combine like terms, which are terms that contain the same variables raised to the same power. That means you can combine the two

.

The other terms can't be combined.
Your final answer should be

.
the answer on number 14. is ×=3 your welcome now please give me brainlest
3:8 can also be written as 3/8
<span>12:32 can also be written as 12/32
</span>

<span>So thus 3:8 is equivalent to 12:32</span>
Answer:
D) 10:4
Step-by-step explanation:
mark me brainliest please