SOLUTION: The equation of the line that goes through the point (9,7) and is perpendicular to the line 2x+4y=4 can be written in the form y=mx+b where m and b is:

Algebra ->  Length-and-distance -> SOLUTION: The equation of the line that goes through the point (9,7) and is perpendicular to the line 2x+4y=4 can be written in the form y=mx+b where m and b is:      Log On


   

Question 994834: The equation of the line that goes through the point (9,7) and is perpendicular to the line 2x+4y=4 can be written in the form y=mx+b where m and b is:
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx%2Bb
b=y-mx

2x%2B4y=4
x%2B2y=2
2y=-x%2B2
y=-x%2F2%2B1
slope is -1%2F2--------

WANT m=2 for perpendicularity, and line for point (9,7).
b=7-%282%29%2A9
b=7-18
b=-11
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LINE EQUATION RESULT WANTED: highlight%28y=2x-11%29