Ms. Smith went to work. She arrived at the building and took the elevator in the lobby (0 floor) and moved up to her office. Later, she took the elevator 7 floors up for a meeting. From there, she took the elevator 9 floors down to the cafeteria. After finishing her snack, Ms. Smith took the elevator 8 floors down to the lobby and she went home. On what floor does Ms. Smith work?

step-by-step explanation:

no of data

divide by no of mode

answer:   y=2x-3

step-by-step explanation:

none.

step-by-step explanation:

m

1

=

5

m1=5

b

=

−

1

b=-1

find the slope and y-intercept of the second equation.

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m

2

=

0

m2=0

b

=

−

6

b=-6

compare the slopes

m

m of the two equations.

m

1

=

5

,

m

2

=

0

m1=5,m2=0

compare the two slopes in the decimal form. if the slopes are equal, then the lines are parallel. if the slopes are not equal, then the lines are not parallel.

m

1

=

5

,

m

2

=

0

m1=5,m2=0

the absolute value function