SOLUTION: what is the equation of the line with x-intercept (-4,0) and y-intercept (0,9)

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Question 1152757: what is the equation of the line with x-intercept (-4,0) and y-intercept (0,9)
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

the equation of the line is
y=mx%2Bb where m is a slope and b is y-intercept
iven: x-intercept (-4,0)

0=m%28-4%29%2Bb
0=-4m%2Bb
b=4m

and, if y-intercept (0,9) means b=9
then b=4m=>9=4m=>9%2F4=m
and your equation is:
y=%289%2F4%29x%2B9 or y=2.25x%2B9

+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+2.25x%2B9%29+