Math, asked by hemantpatel004, 9 months ago

8x - 3y = -1 and 7x - y = 2​

Answers

Answered by supercool77
2
multiply of three in 2equation, we get
21x-3y=6
from 1and 3equation
8x-3y=-1
21x-3y=6
- + -
________
-14x. =-7
x=7/14
X=1/2
put the Value of x in 1 equation, we get
8×1/2-3y =-1
4-3y=-1
-3y=-1-4
-3y=-5
Y=5/3
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