document.write( "Question 820996: 3a(4-5x)=4+30x-28
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Algebra.Com's Answer #493829 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "Find the value of a for which the equation is an identity.
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document.write( " 3a(4-5x)=4+30x-28
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document.write( "  12a-15ax = 30x - 24
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document.write( "  12a = -24        |Comparing Like terms
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document.write( "    a = -2
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document.write( "&  -15ax = 30x
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document.write( "      a = -2 \n" );
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