Your question is not clearly stated. Do you mean the difference between 10 * 10 * x, and 7 * 7 * 7 *x ? Then the number is x = 119/243. That's about 0.48971... in decimal form.
It's confusing when you say the "difference of a number". Differences are BETWEEN two numbers. See what I mean?
Answer:
what do you need help with tho lol
Step-by-step explanation:
Ok I think it means that the length

of the rectangle is 2 m more than is width

...
The area is A=

so:

Solving this equation (using the quadratic formula) you get 2 solutons. The only acceptable is the positive one, i.e.

, the length will then be

.
0.018 will be 18/1000 = 9/500
Step-by-step explanation:
Hi,
For the first screenshot, your answer will be...
A) 1/10 + 1/4 ≤ 1
And for the second screenshot, your answer will be...
A) d ≤ -1/2n + 5
I hope this helps :)