document.write( "Question 663435: The product of my number and twice my number is 128. What is half my number? Explain how you solved the problem. 4th grade math. \n" ); document.write( "
Algebra.Com's Answer #412776 by ReadingBoosters(3246)![]() ![]() ![]() You can put this solution on YOUR website! x is the number \n" ); document.write( "\"product of\" is multiplication \n" ); document.write( "(x)(2x)=128 \n" ); document.write( "Distribute the x \n" ); document.write( "2x^2 = 128 \n" ); document.write( "Divide both sides by 2 \n" ); document.write( "x^2 = 64 \n" ); document.write( "squareroot(x^2) = squareroot(64) \n" ); document.write( "x = 8 \n" ); document.write( "Half of x is x/2 \n" ); document.write( "8/2 = 4 as half the number \n" ); document.write( "....................... \n" ); document.write( "Delighted to help. \n" ); document.write( "-Reading Boosters \n" ); document.write( "Wanting for others what we want for ourselves. \n" ); document.write( " |