What is the solution to the system. use the substitution method. y 7 = 3x?

What is the total surface area of this square pyramid?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

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.!