Write and solve the equation and then check your answer. Write and solve the equation and then check your answer.

The difference between a number and four hundred forty is five hundred eighty-five.

Complete the statements.

The equation that correctly models the problem is
.
To undo what has been done to the variable,
both sides of the equation.
The solution of the equation is
.
Check the solution by substituting
for the variable and simplifying.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

$6.42

step-by-step explanation:

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