document.write( "Question 1160656: a straight line with equation 2y = kx + h passes through the points (-3,6) and ( 1,11) find the value of k and of h\r
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Algebra.Com's Answer #784018 by MathTherapy(10553)\"\" \"About 
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a straight line with equation 2y = kx + h passes through the points (-3,6) and ( 1,11) find the value of k and of h
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2y = kx + h\r\n" );
document.write( "2(6) = - 3k + h ---- Substituting (- 3, 6) for (x, y)\r\n" );
document.write( "12 = - 3k + h ------ eq (i)\r\n" );
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document.write( "2y = kx + h\r\n" );
document.write( "2(11) = k + h --- Substituting (1, 11) for (x, y)\r\n" );
document.write( "22 = k + h ------ eq (ii)\r\n" );
document.write( "10 = 4k --------- Subtracting eq (i) from eq (ii)\r\n" );
document.write( "\"highlight_green%28matrix%281%2C5%2C+10%2F4%2C+or%2C+5%2F2%2C+%22=%22%2C+k%29%29\" \r\n" );
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document.write( "\"matrix%281%2C3%2C+22%2C+%22=%22%2C+5%2F2+%2B+h%29\" ----- Substituting \"5%2F2\" for k in eq (ii)\r\n" );
document.write( "\"matrix%282%2C3%2C+22+-+5%2F2%2C+%22=%22%2C+h%2C+44%2F2+-+5%2F2%2C+%22=%22%2C+h%29\"\r\n" );
document.write( "\"highlight_green%28matrix%281%2C5%2C+39%2F2%2C+or%2C+19%261%2F2%2C+%22=%22%2C+h%29%29\"
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