Please solve this sum as fast as possible - Maths - Simultaneous Linear Equations

Question

Please solve this sum as fast as possible

Alok Kumar · Accepted Answer

Dear student,
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5f4c127c812d6%20jpg"
style="width: 620px; height: 763px;">
Regards

Please solve this sum as fast as possible.