document.write( "Question 95124: 3(5x-2)=54
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document.write( "How do i solve this? The solution is X=4 I don't understand how X can be 4.\r
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document.write( "-5 + X = -21 How do i solve this? The solution is -16. I don't understand how it can be -16\r
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document.write( "7-4X > 3-3X How do i solve this? The solution is < 4 I don't understand how the answer can be < 4\r
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document.write( "liobacasey16@yahoo.com I take on line class, have no text book. \n" );
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Algebra.Com's Answer #69215 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! SUGGESTION: GO TO THE LIBRARY & GET A TEXT BOOK \n" ); document.write( "------------------------------------------------ \n" ); document.write( "3(5X-2=54 \n" ); document.write( "15X-6=54 \n" ); document.write( "15X=54+6 \n" ); document.write( "15X=60 \n" ); document.write( "X=60/15 \n" ); document.write( "X=4 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "3(5*4-2)=54 \n" ); document.write( "3(20-2)=54 \n" ); document.write( "3(18)=54 \n" ); document.write( "54=54 \n" ); document.write( "------------------------------------------ \n" ); document.write( "-5+X=-21 \n" ); document.write( "X=-21+5 \n" ); document.write( "X=-16 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "-5-16=-21 \n" ); document.write( "-21=-21 \n" ); document.write( "------------------------------------------- \n" ); document.write( "7-4X>3-3X \n" ); document.write( "-4X+3X>3-7 \n" ); document.write( "-X>-4 \n" ); document.write( "X<4 (WHEN DIVIDING BY A NEGATIVE NUMBER (HERE IT IS -1) WE REVERSE THE > SIGN TO A < SIGN). \n" ); document.write( "PROOF \n" ); document.write( "LET X BE EQUAL TO 3 \n" ); document.write( "7-4*3>3-3*3 \n" ); document.write( "7-12>3-9 \n" ); document.write( "-5>-6 WHICH IS TRUE. \n" ); document.write( " |