SOLUTION: how do you convert this equation into standard form for an equation of a line that passes through (5,2) and has a y-intercept of 7?

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Question 864920: how do you convert this equation into standard form for an equation of a line that passes through (5,2) and has a y-intercept of 7?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx+b
2=m*5+7
2=5m+7
2-7=5m
-5=5m
-5/5=m
m=-1
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y=-x+7
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x+y=7