For a set of data r=0.27. which is true about the correlation of the variables

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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.!

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?