document.write( "Question 115946: write an equation in slope-intercept form of the line that passes through the given point and is parallel to the graph of each equation.\r
\n" ); document.write( "\n" ); document.write( "(-5,-4),2x+3y=-1
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Algebra.Com's Answer #84378 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
This is a point-slope problem. You are given a point, and enough information to determine the slope, because you are given a parallel line and we know that the slopes of parallel lines are equal.\r
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\n" ); document.write( "\n" ); document.write( "\"2x%2B3y=-1\" In order to find the slope of a line, solve the equation for y which puts the equation into slope-intercept form \"y=mx%2Bb\" where m is the slope and b is the y-intercept.\r
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\n" ); document.write( "\n" ); document.write( "\"3y=-2x-1\"
\n" ); document.write( "\"y=%28%28-2%29%2F3%29x-1%2F3\". so now we know that the slope of the line we are trying to define is \"%28%28-2%29%2F3%29\"\r
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\n" ); document.write( "\n" ); document.write( "Knowing a point on the line and the slope, we can now use the point-slope form of the line \"%28y-y%5B1%5D%29=m%28x-x%5B1%5D%29\" to write the equation directly.\r
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\n" ); document.write( "\n" ); document.write( "\"y-%28-5%29=%28%28-2%29%2F3%29%28x-%28-4%29%29\" is the equation of the specified line, but it needs to be simplified\r
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\n" ); document.write( "\n" ); document.write( "\"y%2B5=%28-2%2F3%29%28x%2B4%29\"\r
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\n" ); document.write( "\n" ); document.write( "Now, you can put it into standard form \"ax%2Bby=c\":\r
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\n" ); document.write( "\n" ); document.write( "\"3y%2B15=-2x-8\"
\n" ); document.write( "\"2x%2B3y=-23\"\r
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\n" ); document.write( "\n" ); document.write( "Or, you could put it into slope-intercept form \"y=mx%2Bb\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=%28-2%2F3%29x-%2823%2F3%29\"\r
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\n" ); document.write( "\n" ); document.write( "Notice that the standard form differs from the given equation only in the constant term. This should give you a clue to the relationship between the coefficients on the x and y terms in a standard form equation and the slope of the line.\r
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