document.write( "Question 88564: 1.Put the equation 3x - 2y = 16 in slope-intercept form.
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document.write( "A.y = -3x + 16
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document.write( "B.-y = 3x - 8
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document.write( "C.y = -5x + 16
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document.write( "D.y = (3/2)x - 8 \r
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document.write( "2.If y varies inversely as x, and y = 8 when x = 4, find x when y = 2
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document.write( "A.1
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document.write( "B.16
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document.write( "C.4
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document.write( "D.8
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Algebra.Com's Answer #64408 by SandySharma(35)![]() ![]() ![]() You can put this solution on YOUR website! 1.Put the equation 3x - 2y = 16 in slope-intercept form. \r \n" ); document.write( "\n" ); document.write( "3x - 2y = 16 \r \n" ); document.write( "\n" ); document.write( "Subtract 3x from both sides, you will get\r \n" ); document.write( "\n" ); document.write( "-2y = -3x + 16\r \n" ); document.write( "\n" ); document.write( "Now, divide both sides by -2\r \n" ); document.write( "\n" ); document.write( "y = -3x/-2 + 16/-2\r \n" ); document.write( "\n" ); document.write( "y = 3x/2 - 8\r \n" ); document.write( "\n" ); document.write( "So, answer is D.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2.If y varies inversely as x, and y = 8 when x = 4, find x when y = 2 \n" ); document.write( "A.1 \n" ); document.write( "B.16 \n" ); document.write( "C.4 \n" ); document.write( "D.8\r \n" ); document.write( "\n" ); document.write( "Given that, y varies inversely as x \n" ); document.write( "that is y = k/x \n" ); document.write( "y = 8 when x = 4\r \n" ); document.write( "\n" ); document.write( "substitute in the equation\r \n" ); document.write( "\n" ); document.write( "8 = k/4\r \n" ); document.write( "\n" ); document.write( "we will get, k = 32\r \n" ); document.write( "\n" ); document.write( "Now find x when y = 2 & k= 32, \r \n" ); document.write( "\n" ); document.write( "2 = 32/x\r \n" ); document.write( "\n" ); document.write( "x = 16\r \n" ); document.write( "\n" ); document.write( "So, answer is B. \n" ); document.write( " |