4x-8 = 31
4x = 31 + 8
4x = 39
x = 9.75
Answer:
40
Step-by-step explanation:
add the like terms
14x=-3+x
subtract x from both sides
13x=-3
divide both sides by 13
x=-3/13
Answer:
Step-by-step explanation:
Volume of the stack of paper is 140.25 cubic inches
The length and width of the stack will be equal to that of a single sheet of paper so
Let be the height of the stack.
Volume of the stack would be
So the stack has a height of 1.5 inches. Now there are 400 sheet of paper in the stack.
Thickness of one sheet of paper is given by
Hence, the height of each sheet of paper is .
The coupon payment $650 every year. To find this answer, multiply $5,000 by 0.13 (the decimal form of 13%). You will get $650.