Respuesta :

The equation in slope-intercept form is: [tex]y=5x+4[/tex]

Step-by-step explanation:

The equation of a straight line in slope-intercept form is given by:

[tex]y= mx+b[/tex]

Here m is the slope of the line and b is the y-intercept

Given

m = 5

and

Point (1,9)

Putting m=5 in the slope-intercept form of line

[tex]y = 5x+b[/tex]

To find the y-intercept, putting the given point in the equation

[tex]9 = 5(1) +b\\9 = 5+b\\b = 9-5\\b = 4[/tex]

Put the value of y-intercept in the equation

[tex]y = 5x+4[/tex]

Hence,

The equation in slope-intercept form is: [tex]y=5x+4[/tex]

Keywords: slope, y-intercept

Learn more about equation of line in slope-intercept form at:

  • brainly.com/question/8811218
  • brainly.com/question/853574

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Answer:

Step-by-step explanation:

I just added this so that the other guy gets brainliest