document.write( "Question 708054: wihtout solving, decide which meathod you would use to solve each system: graphing, substitution, or elimination. explain.\r
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document.write( "y=3x-1
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document.write( "y=4x\r
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document.write( "and\r
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document.write( "4s-3t=8
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document.write( "t=-2s-1\r
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document.write( "thanks for the help :)
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document.write( "appriciated \n" );
document.write( "
Algebra.Com's Answer #435956 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! wihtout solving, decide which meathod you would use to solve each system: graphing, substitution, or elimination. explain. \n" ); document.write( "y=3x-1 \n" ); document.write( "y=4x \n" ); document.write( "-------- \n" ); document.write( "Substitute for \"y\" and solve for \"x\": \n" ); document.write( "4x = 3x-1 \n" ); document.write( "x = -1 \n" ); document.write( "--- \n" ); document.write( "Solve for \"y\": \n" ); document.write( "y = 4x \n" ); document.write( "y = 4*-1 = -4 \n" ); document.write( "---------------------------------- \n" ); document.write( "and \n" ); document.write( "4s-3t=8 \n" ); document.write( "t=-2s-1 \n" ); document.write( "--- \n" ); document.write( "Substitute for \"t\" and solve for \"s\": \n" ); document.write( "4s - 3(-2s-1) = 8 \n" ); document.write( "4s - 6s + 3 = 8 \n" ); document.write( "-2s = 5 \n" ); document.write( "s = -5/2 \n" ); document.write( "------------------------------------ \n" ); document.write( "Solve for \"t\": \n" ); document.write( "t = -2s-1 \n" ); document.write( "t = -2(-5/2) - 1 \n" ); document.write( "-- \n" ); document.write( "t = 5-1 = 4 \n" ); document.write( "================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |