As we know that the area of a rectangle is -
length × Breadth
So, here length = (3n+1)
Breadth = (2n-5)
Area of rectangle
= (3n+1)(2n-5)
= 3n(2n-5)+1(2n-5)
= 6n² - 15n + 2n - 5
= 6n² - 13n - 5
Answer) Area of rectangle is 6n² - 13n - 5
Answer:
what do you have for the answer so far
Step-by-step explanation:
Answer: B. 136
Step-by-step explantion:
LxWxH for the two parts of the figure give you 112 and 24 and they add to 136.
Answer:

Step-by-step explanation:
Answer:
14
Step-by-step explanation:
5+5=10
2+2=4
and all together that equals 14