1.

5x-4y+8=0 7x+6y-9=0

Answer»

Explanation : 5x - 4y + 8 = 0 7x + 6y - 9 = 0 Multiply 1st equation by 3 and 2nd equation 2 and add them. 15x - 12y + 24 + 14x + 12y - 18 = 0 29x + 6 = 0 29x = -6 x = -6/29 put x in 1st equation -30/29 - 4y + 8 = 0 4y = 8 - 30/29 4y = (232-30)/29 4y = 202/29 y = 101/58

Answer : x = -6/29 y = 101/58

If you find this answer helpful then like it.



Discussion

No Comment Found