document.write( "Question 63062This question is from textbook
\n" ); document.write( ": Find values for m and b in the following system so that the solution to the system is (-3, 4).
\n" ); document.write( "5x + 7y = b
\n" ); document.write( "mx + y = 22
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Algebra.Com's Answer #43871 by praseenakos@yahoo.com(507)\"\" \"About 
You can put this solution on YOUR website!
QUESTION:\r
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\n" ); document.write( "\n" ); document.write( "Find values for m and b in the following system so that the solution to the system is (-3, 4).
\n" ); document.write( "5x + 7y = b
\n" ); document.write( "mx + y = 22\r
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\n" ); document.write( "\n" ); document.write( "Input the values x = -3 and y = 4 in the given equations.\r
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\n" ); document.write( "\n" ); document.write( "==>5*-3 + 7*4 = b\r
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\n" ); document.write( "\n" ); document.write( " m*-3 + 4 = 22\r
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\n" ); document.write( "\n" ); document.write( "==> -15 + 28 = b ------------(1)\r
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\n" ); document.write( "\n" ); document.write( " -3m + 4 = 22 -------------(2)\r
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\n" ); document.write( "\n" ); document.write( "(1) ==> -15 + 28 = b\r
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\n" ); document.write( "\n" ); document.write( " ==> 13 = b\r
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\n" ); document.write( "\n" ); document.write( "(2) ==> -3m = 22 -4\r
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\n" ); document.write( "\n" ); document.write( " ==> -3m = 18\r
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\n" ); document.write( "\n" ); document.write( "Divide both sides by -3\r
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\n" ); document.write( "\n" ); document.write( " ==> -3m/-3 = 18/-3\r
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\n" ); document.write( "\n" ); document.write( " ==> m = -6\r
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\n" ); document.write( "\n" ); document.write( "So the values are m = -6 and b = 13\r
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\n" ); document.write( "\n" ); document.write( "Hope you understood.\r
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\n" ); document.write( "\n" ); document.write( "Regards.\r
\n" ); document.write( "\n" ); document.write( "praseenakos@yahoo.co.in\r
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