Question

What is the y intercept of the line 2x + 3y - 9 = 0

Answer 1

$\hbox{y-intercept: } x=0 \\ 2 \times 0+3 y -9=0 \\ 3y-9=0 \\ 3y=9 \\ y=\frac{9}{3} \\ \boxed{y=3}$