document.write( "Question 221598: what is the equation of a line that is perpendicular to the graph of 3y-4x= -21, and goes through the point (-1,0).How do i write the answer in slope-intercept and standard form? \n" ); document.write( "
Algebra.Com's Answer #166164 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! what is the equation of a line that is perpendicular to the graph of \n" ); document.write( "3y-4x= -21, and goes through the point (-1,0).How do i write the answer in slope-intercept and standard form? \n" ); document.write( "----------------------------------------- \n" ); document.write( "Given line: 3y-4x = -21 \n" ); document.write( "y = (4/3)x - 7 \n" ); document.write( "slope = 4/3 \n" ); document.write( "---------------------- \n" ); document.write( "Perpendicular Line? \n" ); document.write( "slope = -3/4 \n" ); document.write( "Find intercept if y = 0 when x = -1. \n" ); document.write( "y = mx + b \n" ); document.write( "0 = (-3/4)(-1) + b \n" ); document.write( "b = -3/4 \n" ); document.write( "----------------- \n" ); document.write( "Equation: \n" ); document.write( "y = (-3/4)x - 3/4 \n" ); document.write( "------------------------ \n" ); document.write( "Standard Form: \n" ); document.write( "(3/4)x + y = -3/4 \n" ); document.write( "Multiply thru by 4 to get: \n" ); document.write( "3x + 4y = -3 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================== \n" ); document.write( " \n" ); document.write( "=============================================================== \n" ); document.write( " \n" ); document.write( " |