Question

Identify the x-intercept.

1) y= 1/5x + 3

2) y= 6x - 7

3) y= -8/3x + 9

Answer 1

1) x=5y-15
2)x=1/6y+7/6
3) x=3/8y-27/8

Answer 2

1) 1/5x + 3=0

1/5x=-3

x=(-3)(5)=-15

2)6x-7=0

6x=7

x=7/6=1.17

3) -8/3x+9=0

-8/3x=-9

-8x=-27

x=27/8=3.375