asked 230k views
5 votes
A phone company uses the equation y=0.15x+10 to find y the monthly charge for a customer sending x text messages. How many text messages are sent if the monthly charge is $77.50?

asked
User Bryan B
by
8.5k points

1 Answer

6 votes
y=0.15.77.5+10  y=11.62+10  y=21
answered
User Beeftendon
by
8.0k points
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