SOLUTION: Write the slope-intercept form of the equation of the line described. Through: (- 5 , - 4 ), perpendicular to y = -5/9x + 4

Algebra ->  Linear-equations -> SOLUTION: Write the slope-intercept form of the equation of the line described. Through: (- 5 , - 4 ), perpendicular to y = -5/9x + 4      Log On


   



Question 979253: Write the slope-intercept form of the equation of the line described.
Through: (- 5 , - 4 ), perpendicular to y = -5/9x + 4

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
slope of the second line is the negative reciprocal of the given line or 9/5
use slope intercept formula
y-y1=m(x-x1)
y+4=(9/5)(x+5)
y+4=(9/5)x+9
y=(9/5)x + 5
In the graph, it is the line going up and to the right, with y-intercept +5.
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%289x%2F5%29%2B5%2C%28-5x%2F9%29%2B4%29