Answer:
x>-23/7
Step-by-step explanation:
-23<7x
7x>-23
x>-23/7
the answer is x>-23/7
Answer 17/18 , 19,20
Step-by-step explanation:
Answer:
4. About 2,700 in2
Step-by-step explanation:
The area of a circle (
), measured in square inches, is directly proportional to the square of its diameter (
), measured in inches. That is:


Where
is the constant of proportionality, dimensionless.
In consequence, the following relationship between circles A and B is obtained:

The area of the circle B is now cleared:

Given that
,
and
, then:


Therefore, the correct answer is 4.
0, the slope and y-intercept is 0