document.write( "Question 421975: find the x-intercept and the y-intercept of the line given by 4x+7y=28\r
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\n" ); document.write( "\n" ); document.write( "find the slope and the y-intercept of the line given by 6x+3y=9\r
\n" ); document.write( "\n" ); document.write( "write the slope-intercept equation of the slope1/3 and y-intercept of(0,-6) \n" ); document.write( "

Algebra.Com's Answer #294638 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "Finding the x-intercept and the y-intercept of the line given by 
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document.write( "4x+7y=28
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document.write( "x-intercept when y=0  then x = 7  Pt(7,0) the x-intercept
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document.write( "y-intercept when x=0  then y = 4  Pt(0,4) the y-intercept
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document.write( "Using the standard slope-intercept form for an equation of a line y = mx + b  
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document.write( "finding the slope and the y-intercept of the line given by 
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document.write( "6x+3y=9 
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document.write( "   y = -2x + 3   |slope m = -2 and the y-intercept Pt(0,3) 
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document.write( "Writing the slope-intercept equation of the slope1/3 and y-intercept of(0,-6)
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document.write( "  y = (1/3)x - 6\r
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document.write( "Are the following lines parallel(same slope),perpendicular(negative reciprocals),or neither 
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document.write( "y= 2/3x+1    |m = (2/3)  AND 3y=2x-3  OR y=(2/3)x - 1  Parallel
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document.write( "y= -2x+5     |m = -2  AND  2y-x=6 OR y=(1/2)x + 3   |m=(1/2) Perpendicular\r
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document.write( "Find the point-slope equation for each line containing the given point and  slope:
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document.write( "(2,5),m=2                | y =2x + b 
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document.write( "                           5 = 4 + b  and (b = 1)         y = 2x + 1
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document.write( "(-4,0),m=-1/2            | y = (-1/2)x +b  
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document.write( "                           0 = (-1/2)*-4 + b and (b =-2)   y=(-1/2)x - 2
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document.write( "find the slope-intercept equation for each line containing the given pair of points:
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document.write( "Using the point-slope formula, 
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document.write( "(-2,5)and
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document.write( "(-1,4) m = 1/-1 = -1     |y= -x + b and   (b=3)        y = -x +3 
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document.write( "                          4 = 1 + b \n" );
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