document.write( "Question 884052: 5a+3b=11
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document.write( "-2a+3=b\r
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document.write( "What is the value of b for the solution
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Algebra.Com's Answer #533958 by cigany29(23)![]() ![]() You can put this solution on YOUR website! You are told that b=-2a+3 \n" ); document.write( "f(x)=5a+3b=11 \n" ); document.write( "g(x)=-2a+3\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So in your first equation, substitute -2a+3 for b.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now sub your found value of a into the equation to find b.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You can check this by substituting your values for a and b back into your first equation\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |