7 is a prime number, 72 is not a prime number.
Hope this helped!:)
Answer:
No because when you set it up it would be 11/9.4 which equals 1.17
Then you do the other side, 10/8.4 which equals 1.19
And 1.17 doesn't equal 1.19 so they are not similar
It is 1
Explanation
[2(-5)-1]+10
[-10-1]+10
-11+10
=1