Answer:
9.81*10 (you have to add that tiny six next to the 0)
Step-by-step explanation:
Answer:

Step-by-step explanation:
= Area of 1st rectangle = 
= Area of 2nd rectangle = 


The number of pounds required for the counter top is


The required expression is
.
Answer:
The 4th term is 7
Step-by-step explanation:
we have


step 1
Find C(2)
For n=2


step 2
Find C(3)
For n=3


step 3
Find C(4)
For n=4


therefore
The 4th term is 7
7x - 1 = 4x + 8
3x = 9
x = 9
ABD
7(3) - 1
21 - 1
20
DBC
4x + 8
4(3) + 8
12 + 8
20
3x - 17 + x + 40 + 2x - 5 = 180
6x + 18 = 180
6x = 198
x = 33
3(33) - 17
99 - 17
82
33 + 40
73
2(33) - 5
66 - 5
61