The credit remaining on a phone card is a linear function of the total calling time made with the card. the remaining credit after 45 minutes of calls is $14.60, and the remaining credit after 67 minutes of calls is $11.96. what is the remaining credit after 81 minutes of calls

What is this inequality notation? t is less then or equal to 2

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!