document.write( "Question 217116: (4x-9) (x-10) \n" ); document.write( "

Algebra.Com's Answer #163763 by RAY100(1637) $\"\"$ $\"About$

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(4x-9)(x-10)
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\n" ); document.write( "using FOIL
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\n" ); document.write( "4x*x -4x*10 -9*x +9*10
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\n" ); document.write( "4x^2 -40x -9x +90
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\n" ); document.write( "4x^2 -49x +90
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\n" ); document.write( "Using distribution
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\n" ); document.write( "4x(x-10) -9(x-10)
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\n" ); document.write( "4x^2 -40x -9x +90
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\n" ); document.write( "4x^2 -49x +90
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