Question 46890: What are the x and y-intercepts of 3x+2y=21?
Answer by tutorcecilia(2152)   (Show Source):
You can put this solution on YOUR website! What are the x and y-intercepts of 3x+2y=21?
Plug-in x=0 and solve for y. This will give you the y-intercept.
Plug-in y=0 and solve for x. This will give you the x-intercept.
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Y-intercept:
3x+2y=21
3(0)+2y=21
2y=21
y=21/2
(0, 21/2)
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x-intercept:
3x+2(0)=21
3x=21
x=7
(7, 0)
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