Answer:

Step-by-step explanation:
Given



Required
Determine the number of adults
First, we need to calculate the number of children

Given that: 
Substitute 170 for Girls in 

Convert to fraction

Cross Multiply

Divide both sides by 2



So, the number of children are:



Next, we calculate the number of people in the cinema.

Substitute 765 for Children

Make People the subject.



If 3/5 are children, then 2/5 are adults.
So:




Answer:
v=0
Step-by-step explanation:
I think you mean 7(2+5v)=2v+14.
14+35v=2v+14 distribute
33v=0 Subtract 2v and 14
v=0 divide by 33 on both sides
Hope this helps plz mark brainliest if correct :D
Answer:
9
Step-by-step explanation:
To find the answer, we are first going to add 43 and 29 to get 72. Now, we are going to divide 72 divided by 8 to get 9.
Hope this helps! :)
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√700=√7.100=10√7
√234=√26.9=3√26