document.write( "Question 450732: which of the following is the solution to the equation 2(x-10)=3x-4?\r
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document.write( "a.) 1
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document.write( "b.) -1
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document.write( "c.) -6
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document.write( "d.) -16 \n" );
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Algebra.Com's Answer #310429 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "2(x - 10) = 3x - 4\r\n" ); document.write( "\r\n" ); document.write( "Let's find out if the answer is \r\n" ); document.write( "\r\n" ); document.write( "a.) 1\r\n" ); document.write( "\r\n" ); document.write( "by substituting 1 for x in\r\n" ); document.write( "\r\n" ); document.write( "2(x - 10) = 3x - 4\r\n" ); document.write( "2(1 - 10) = 3(1) - 4\r\n" ); document.write( " 2(-9) = 3 - 4\r\n" ); document.write( " -18 = -1\r\n" ); document.write( "\r\n" ); document.write( "No that's false. So the answer is not a.) 1\r\n" ); document.write( "----------------------------------------------\r\n" ); document.write( "\r\n" ); document.write( "Now let's find out if the answer is \r\n" ); document.write( "\r\n" ); document.write( "b.) -1\r\n" ); document.write( "\r\n" ); document.write( "by substituting -1 for x in\r\n" ); document.write( "\r\n" ); document.write( "2(x - 10) = 3x - 4\r\n" ); document.write( "2(-1 - 10) = 3(-1) - 4\r\n" ); document.write( " 2(-11) = -3 - 4\r\n" ); document.write( " -22 = -7\r\n" ); document.write( "\r\n" ); document.write( "No that's false. So the answer is not b.) -1\r\n" ); document.write( "----------------------------------------------\r\n" ); document.write( "\r\n" ); document.write( "Now let's find out if the answer is \r\n" ); document.write( "\r\n" ); document.write( "c.) -6\r\n" ); document.write( "\r\n" ); document.write( "by substituting -6 for x in\r\n" ); document.write( "\r\n" ); document.write( "2(x - 10) = 3x - 4\r\n" ); document.write( "2(-6 - 10) = 3(-6) - 4\r\n" ); document.write( " 2(-16) = -18 - 4\r\n" ); document.write( " -32 = -22\r\n" ); document.write( "\r\n" ); document.write( "No that's false. So the answer is not c.) -6\r\n" ); document.write( "----------------------------------------------\r\n" ); document.write( "\r\n" ); document.write( "Now let's find out if the answer is \r\n" ); document.write( "\r\n" ); document.write( "d.) -16\r\n" ); document.write( "\r\n" ); document.write( "by substituting -16 for x in\r\n" ); document.write( "\r\n" ); document.write( "2(x - 10) = 3x - 4\r\n" ); document.write( "2(-16 - 10) = 3(-16) - 4\r\n" ); document.write( " 2(-26) = -48 - 4\r\n" ); document.write( " -52 = -52\r\n" ); document.write( "\r\n" ); document.write( "Yes that's true! So the answer is d.) -16\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |