document.write( "Question 200272: The foot of an extension ladder is 7 ft. from the wall. The height that the ladder reaches on the wall and the length of the ladder are consecutive integers. How long is the ladder? \n" ); document.write( "
Algebra.Com's Answer #150564 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! a^2+b^2=c^2 \n" ); document.write( "(7)^2+x^2=(x+1)^2 \n" ); document.write( "49+x^2= x^2+2x+1 \n" ); document.write( "2x=48 \n" ); document.write( "x=24 heigth on wall \n" ); document.write( "x+1=25 length of ladder \n" ); document.write( " |