CBSE Class 10 Answered
6x-4y=-12: 8x-3y=-2
Asked by girigosaviatharva123 | 18 Jun, 2019, 11:02: AM
6x - 4y= -12 .... (i)
8x - 3y= -2 .... (ii)
Multiply equation (i) by 3 and (ii) by 4, we get
18x - 12y= -36 ... (iii)
32x - 12y= -8 ... (iv)
Adding (iii) and (iv), we get
14x = - 28
→ x = -2
Put x = -2 in (ii), we get
8(-2) - 3y= -2
→ -16 - 3y = -2
→ -3y = 14
→ y = -14/3
Answered by Yasmeen Khan | 18 Jun, 2019, 11:45: AM