Answer:
It wasn’t specified so I just rewrote them slope-intercept form.
1st.
2x=-y+1
y=1-2x
y=-2x+1
If there is no fraction for the m value it is the number you have over 1
y=-2/1x+1
I believe this should help.
2nd.
3x+4y=14
4y=14-3x
Divide both sides by 4
y=7/2-3/4x
y=-3/4x+7/2