25. The product of 8 and the difference between a number and 9 is 96. What is the number?
The answer is 13.
So, 8*(x-9)=96
8*12=96
So, what number minus 9=12? 13.
26. When 12 is added to half the sum of a number and 8, the result is 40. What is the number?
The answer is 40.
12+ (x+8)=40
12 +28=40, so what plus 8 =28? 20.
20 times 2 is 40.
27. The difference between a number and 5, when multiplied by 3, is 36. What is the number?
The answer <em />is 17.
(x-5)*3=36
12*3=36, so what minus 5=12? 17.
Answer:
Step-by-step explanation:
(2,3)
Answer:
Step-by-step explanation:
floor = 12*10 = 120 sq ft
rug = π
= 9π
120-9π = 91.74 sq ft
12.) she gets 70 because she sells 60 fiction and 20 non fiction and you add 60 to 10 because the things are half off
The area of the rectangular page is 240 square inches.
The rectangular page has a width of x inches and a length of
.
The area of printable page is 160 square inches.
The rectangular page has 2 inch margins at the top and 1 inch margins on each side.
Area of a rectangle is given by length × width.
The printable area is (x - 2) × (
- 4) = 160 square inches.
This can also be represented as:
160 = (x - 2)(
)