Call Me cell phone company charges $200 for 20 gigabytes (GB) of data. There is an overage charge fee of $15 for every GB you use over 20. If you use 23 GB of data this month, which of the following will be your total cell phone cost for the month?

55

step-by-step explanation:

do your own work and don"t cheat.

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