document.write( "Question 991246: Currently, you have a sandbox with a length of 2 yards and a width of 3 yards. You would like to increase the area of the sandbox 11 times its current area by adding to the width twice the distance you will add to the length. What will the new dimensions of the sandbox be?
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Algebra.Com's Answer #611252 by macston(5194) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "x=amount to add to length
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\n" ); document.write( " $\"%282yds%2Bx%29%283yds%2B2x%29=11%282yds%29%283yds%29\"$
\n" ); document.write( " $\"2x%5E2%2B7x%2B6=66\"$
\n" ); document.write( " $\"2x%5E2%2B7x-60=0\"$
\n" ); document.write( " $\"%28x-4%29%282x%2B15%29=0\"$
\n" ); document.write( " $\"x-4=0\"$ $\"OR\"$ $\"2x%2B15=0\"$
\n" ); document.write( " $\"x=4\"$ $\"OR\"$ $\"2x=-15\"$
\n" ); document.write( " $\"+x=4\"$ $\"OR\"$ $\"x=-7%2F2\"$
\n" ); document.write( "Since we are looking for a length, the second answer won't work.
\n" ); document.write( "You should add 4 yards to the length.
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\n" ); document.write( "New Length= Old Length + x=2yds+4yds=6yds
\n" ); document.write( "ANSWER 1: The new length will be 6 yards.
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\n" ); document.write( "New Width= Old Width+2x=3yds+8yds=11yds
\n" ); document.write( "ANSWER 2: The new width is 11 yards.
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\n" ); document.write( "CHECK:
\n" ); document.write( "New Area = 11 x Old Area
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\n" ); document.write( "(6yds)(11yds)=11(2yds)(3yds)
\n" ); document.write( "66yd^2=11(6yds)
\n" ); document.write( "66yd^2=66yd^2\r
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