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The slopes of a line

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1)Find an equation of the line, say y=mx+b, which passes through the point (â?'7,â?'5) and is perpendicular to the line 4x+4y=â?'16


2) What is the shortest distance from the point (â?'7,â?'5) to the line 4x+4y=â?'16?

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The slopes of a line are assessed.

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1) The slopes of a line that is perpendicular to a line with slope m is -1/m
To find the slope of the line 4x+4y=-16, solve the equation for y:
4y = -4x-16
y = -x - 4
The coefficient at x, which is (-1), is the slope of the ...

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