Question 835415
If not in slope intercept form {{{y=mx+b}}}, convert to it. Then {{{m}}} is the slope, {{{b}}} is the y-intercept.
I'll do the first.
1){{{y=-3x+4}}}
Already in slope-intercept form, {{{m=-3}}}, {{{b=4}}}
Now do the same for the second one.