यदि x + y + 2z = 55 और 2x + 3y + 5z = 100 है, तो 7x + 12y + 19z का मान ज्ञात कीजिए।

1
400
2
500
3
335
4
452

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation