Asked by Emediong

2x+5y+1=0,3x+7y=1
Answered by Emediong
Please help me
Answered by oobleck
using elimination,
2x+5y+1=0
3x+7y=1
rewrite as
6x+15y = -3
6x+14y = 2
now subtract to get
y = -5
and use that to get x = 12