document.write( "Question 1027628: A rectangular solar panel is 42cm by 28cm by adding the same amount to each dimension the area is doubled how much is added \n" ); document.write( "

Algebra.Com's Answer #642890 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "A rectangular solar panel is 42cm by 28cm by adding the same amount to each dimension the area is doubled how much is added
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document.write( "The area of (42, 28) panel is the product 42*28 .\r\n" );
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document.write( "The area of the extended panel (42+x, 28+x) panel is the product (42+x)*(28+x).\r\n" );
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document.write( "The condition says that\r\n" );
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document.write( "(42+x)*(28+x) = 2*42*28.\r\n" );
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document.write( "It is the quadratic equation for x.\r\n" );
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document.write( "Can you simplify and solve it for x?\r\n" );
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