Given that,
The given expression is : 
To find,
The value of the above expression when x = 2 and y = 4
Solution,
We have,

Put x = 2 and y = 4 in the above expression.

So, the value of the above expression is 18.
Answer:
−
7
2 ≤ x ≤ 3 <u><em>
or
</em></u> x
≥
5
Step-by-step explanation:
Basically isolate X,
(Sorry, I don't have time to explain deeply)
Hope I helped!! :)
Answer:
OC:15
Step-by-step explanation:
5×3=15
I hope this helps