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Show me how you find the value of each variable and determine what the value of each variable is you i appreciate it : )

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.!

Determine the area of a triangle with (see picture below)