document.write( "Question 424795: Help me solve the following:
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document.write( "1. d= 2h.
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document.write( "So, h=?\r
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document.write( "2. Solve using the elimination method:\r
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document.write( "3r = 5s = -8
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document.write( "5r + 3s = 66\r
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document.write( "3. What is the y-intercept?:
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document.write( "y + x = -8 \n" );
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Algebra.Com's Answer #296022 by linh117(31)![]() ![]() ![]() You can put this solution on YOUR website! 1. d=2h\r \n" ); document.write( "\n" ); document.write( "Since h is on the right-hand side of the equation, switch the sides so it is on the left-hand side of the equation. \n" ); document.write( "2h=d\r \n" ); document.write( "\n" ); document.write( "Divide each term in the equation by 2. \n" ); document.write( "(2h)/(2)=(d)/(2)\r \n" ); document.write( "\n" ); document.write( "Simplify the left-hand side of the equation by canceling the common terms. \n" ); document.write( "h=(d)/(2)\r \n" ); document.write( "\n" ); document.write( "2. \n" ); document.write( "(3r - 5s = -8)(3) \n" ); document.write( "(5r + 3s = 66)(5) \n" ); document.write( "______________________ \n" ); document.write( "9r - 15s = -24 \n" ); document.write( "25r + 15s = 330 \n" ); document.write( "_______________ \n" ); document.write( "34r = 306 \n" ); document.write( "r=9 plug r in to one of the original equations for s \n" ); document.write( "3(9) - 5s = -8 \n" ); document.write( "s=7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3. y-intercept form = \n" ); document.write( "y=mx + b \n" ); document.write( "m=slope \n" ); document.write( "b=y-intercept \n" ); document.write( "y + x = -8 \n" ); document.write( "y=-x-8 \n" ); document.write( "intercept = -8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |