Question

What is the Y- intercept of the graph of the line given by equation 3y+4x=15?

Answer 1

yint is where the line crosses the y axis or where x=0
set x=0

3y+4x=15
x=0
3y+4(0)=15
3y+0=15
3y=15
divide by 3
y=5

yint is (0,5) or at y=5