Question

Find the value of the y-intercept of the line whose equation is 10x + 9y = 45.

9/2
2/9
5

Answer 1

one way to find the y int is to sub in 0 for x and solve for y

10x + 9y = 45
10(0) + 9y = 45
9y = 45 ...divide both sides by 9
y = 45/9 which equals 5