Choose True or False for each equation.
a. f+f+f=31
b. 4 x n x n x n x n = 4n to the fourth power
c. 10h - 10 = 10 - 10h
d. x to the second power + 3v = (x + x) + v x v x v
e. 6 X (2 + 7) = (6 X 2) + 7

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.!