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2 answers:
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Answer:
The price of a 2,000 square foot home is
Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form or
Let
x -----> the total area of the house in square feet
y -----> the price of the house
we have
The point (1,500,300,000)
Find the constant of proportionality k
substitute
The direct equation is equal to
so
For
Find the value of y
substitute the value of x in the equation
Answer:
Step-by-step explanation:
m =
y - = m( x -
)
y = mx + b
~~~~~~~~~~~
(4, 5)
( - 6, 15)
m = (15 - 5) / ( - 6 - 4 ) = - 1
y - 5 = ( - 1)( x - 4 )
y =<em> (- 1) </em>x + <em>9</em>