If x, y and z satisfy the system of equations below: 5х — у + 22 = 0 -5x + 2y – 2z = 1 5х — у + 52 = 3 write the value of 15x + y? + 3z [Please enter your answer numerically in decimal format. You...

Extracted text: If x, y and z satisfy the system of equations below: 5х — у + 22 = 0 -5x + 2y – 2z = 1 5х — у + 52 = 3 write the value of 15x + y? + 3z [Please enter your answer numerically in decimal format. You will be marked correct as long as what you enter is within 0.25 of the correct answer. So for example, if the correct answer is 6.78 then any input that lies between between 6.53 and 7.03 will be marked as correct.] Answer: