Answer:
1. y=5x+3 & y=5(x+1)
2. y+x=6 & y=2-x
3. 5y = 2x & y= 2/5x +1
4. 2x + 3y = 0 & y= 5- 2x
look for the 4 that have the same x value
x value is the slope
