what is the y intercept of the graph of the line given by the equation 3y+4x=15

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25-08-2017
Mathematics

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what is the y intercept of the graph of the line given by the equation 3y+4x=15

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apologiabiology apologiabiology · Answer 1 · 2017-08-25T03:49:13+02:00

apologiabiology apologiabiology

25-08-2017

the y intercept is where the line crosses the y axis or where x=0

so set x=0 and solve for y

3y+4x=15
x=0
3y+4(0)=15
3y=15
divide by 3
y=5

the y intercept is at y=5 or the point (0,5)

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