Please note that the answer is numerically in decimal format. the answer will be correct as long as it is within 0.25 of the correct answer. So for example, if the correct answer is 6.78 then any...

Please note that the answer is numerically in decimal format. the answer will be correct as long as it 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 correct.

Extracted text: If x, y and z satisfy the system of equations below: 5а — у + 22 = 2 — 5х + 2у — 2х -1 %3D | 5а — у + 52 = 3 - write the value of 15x + y? + 3z