Bianca pays $25 per month for her cell phone and $15 for every gb of data
she uses. tanya pays $5 per month for her cell phone and $20 for every gb of data she
uses.
a
set up a system of two linear equations whose solution will represent the number of
gb at which bianca and tanya will pay the same amount. make sure to define your
variables.
b. solve the system using both a graph and a table.
..
c. interpret the solution.