diablo666
08.06.2021 •
Mathematics
Use a graph to estimate the solution of the system.
-8x+4y=11
4x-y=2
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Ответ:
The total cost for television company number 1 expressed as a function of x is
c1(x)=11.5x+120
That is the charge per month the number of hours plus the fixed charge for a one-time installation
Using the same pattern, write the function for the second television company. Then set the two functions equal to each other and solve for x.