Answer:
replace m with 2 and do 7(2)+9
Answer:
8/15
Step-by-step explanation:
4/5 times 2/3
Given:
Consider the given equation is

To find:
The values of x.
Solution:
We have,

Taking square root on both sides, we get


Adding 18 on both sides, we get


Now,
and 
and 
Therefore, the correct option is A.
Subtract 15 from 7 and you get -8
So the answer is -8 degre C