document.write( "Question 579389: 2. Consider the following formula: y = 3 ( x + 5 ) ( x - 2 )
\n" ); document.write( "Which of the following formulas is equivalent to this one?\r
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\n" ); document.write( "A. y=3x2+9x-30
\n" ); document.write( "B. y=x2+3x-lO
\n" ); document.write( "C. y=3x2+3x-lO
\n" ); document.write( "D. y=3x2+3x-30
\n" ); document.write( "How do I go about this?
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Algebra.Com's Answer #371008 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
y = 3(x+5)(x-2)\r
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\n" ); document.write( "\n" ); document.write( "y = 3(x*x + x*(-2) + 5x + 5(-2))\r
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\n" ); document.write( "\n" ); document.write( "y = 3(x^2-2x+5x-10)\r
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\n" ); document.write( "\n" ); document.write( "y = 3(x^2+3x-10)\r
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\n" ); document.write( "\n" ); document.write( "y = 3x^2+9x-30\r
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\n" ); document.write( "\n" ); document.write( "So the answer is choice A
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