Sarah worked 8 more hours than Heidi. Write an expression that represents the number of
hours each student works in term of Sarah.

Which keywords are essential to write an
expression?

How many operations are needed for this expression?

Which variable should I use?

Heidi worked 20 hours how many hours did Sarah?

the required function is .

step-by-step explanation:

from the given table it is noticed that the graph passing through (-3,7), (0,4), (3,1) and (8,-4).

it is a linear function because the value of y is decrease by one as the value of x increase by 1.

the slope of the function is

the slope of the function is -1 and the y-intercept is 4.

the slope intercept form is

where, m is slope and b is y-intercept.

therefore the required function is . the graph of this function is shown below.

-4

step-by-step explanation:

in 1995, potato plants were taken into space aboard the space shuttle columbia.

step-by-step explanation:

you divide them and then you get the answer i took this class this year

step-by-step explanation: