SOLUTION: Find the slope and the y-intercept for the line. 8x - 4y = 12

Algebra ->  Algebra  -> Linear-equations -> SOLUTION: Find the slope and the y-intercept for the line. 8x - 4y = 12       Log On

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Question 1248: Find the slope and the y-intercept for the line.
8x - 4y = 12

Answer by usyim88hk(157) About Me  (Show Source):
You can put this solution on YOUR website!
First put this in slope-intercept form:
:
y=mx+b
:
8x - 4y = 12
:
Subtract 8x from both sides
:
8x-4y-8x = 12-8x
-4y = -8x+12
:
Then divide both sides by -4
:
(-4y)/-4 = (-8x+12)/-4
y = -2x+3
:
So now we know that -2 is the slope and 3 is the y-intercept