Question

write an expression for this $90
Includes unlimited minutes

Answer 1

We need more information to help you out.

Answer 2

$40/mo, incl. 300 min + $0.40 per extra minute. Bill was $168
168 = 40 + 0.40a (again, a = number of minutes paid extra)
168 - 40 = 0.40a
128 = 0.40a
a = 128 / 0.40 = 320 additional minutes

Answer 3

Apparently not, good job Dakota.

Answer 4

anymore questions @iceicebaby

Answer 5

yeah

Answer 6

$15 monthly fee
and
$0.45 per minute
and expression for this to