Answer:
Option 2nd is correct

Step-by-step explanation:
Given the equation:

We can write 729 as

then;

Therefore, the equation which is equivalent to
is, 
Answer:
x=7.5
Step-by-step explanation:
To show that the triangles are similar, we simply need to show that all sides are proportionate.
So, we create a proportion

Then we plug in the values

and
can be simplified to
, so that is our ratio of similarity
then we know

Now solve
1. Cross multiply
2×(2x-5) = 22
2. Distribute
4x-8 = 22
4x=30
x=7.5
There is your answer, x=7.5
Hope this helped.
Answer:
2500 doctors
Step-by-step explanation:
4000/8= 500
500x5=2500
Answer:
12x + 6
Step-by-step explanation:
3(4x + 2)
you distribute the 3 to 4x and 2
12x + 6
hope this helps
Jamie has 40 books.
I’ve had this question back when i was in school. Sorry for not explaining my work, in a bit of a hurry.
Hope this helps & good luck. :)