document.write( "Question 867674: A line passes through the points(-10,-4) and (-1,2).
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document.write( "What is the slope of the line that passes through the two points?
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document.write( "A line passes through the points(-10,-4) and(-1,2).
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document.write( "What is the y-intercept of the line?
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Algebra.Com's Answer #523267 by lwsshak3(11628) ![]() You can put this solution on YOUR website! A line passes through the points(-10,-4) and (-1,2). \n" ); document.write( "What is the slope of the line that passes through the two points? \n" ); document.write( "slope=∆y/∆x=(2-(-4))/(-1-(-10))=6/9=2/3 \n" ); document.write( "... \n" ); document.write( "A line passes through the points(-10,-4) and(-1,2). \n" ); document.write( "What is the y-intercept of the line? \n" ); document.write( "Equation of line: y=mx+b, m=slope, b=y-intercept \n" ); document.write( "For given points: \n" ); document.write( "equation: y=2x/3+b \n" ); document.write( "solve for b using coordinates of one of the points(-1,2) \n" ); document.write( "2=2*(-1)/3)+b \n" ); document.write( "b=2+2/3=8/3 \n" ); document.write( "Equation of the line:y=2x/3+8/3 \n" ); document.write( "y-intercept of the line=8/3 \n" ); document.write( " |