So area is base x height:
5(x+2)=20
5x+10=20
5x=10
x=2
its A
Can I ask how did u make the picture? Plz tell me how
Answer:
11n
Step-by-step explanation:
We don't know the value of N, so we leave that the same.
3 to the second power, (3x3)= 9.
We have to add 2 to 9, so 9+2=11
Add your n to the end, and your answer is 11n.
Y is 9 because 2 times 5 is 10, then you take that same 10 and subtract 1 and then you have 9