Question 825466
Hello, 
Let's put this 3x + 4y = 12 in Slope-intercept form and life will be easy. 
3x + 4y = 12
Subtract 3x and divide by 4 to give us:
y = -3/4x+3
Now we can see the slope is -3/4 and the line crosses the y axis at 3(y intercept)
Make sense?
RJ
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