document.write( "Question 165379: Find the variation constant and an equation of variation where y varies directly as x and y=20 when x=4. The variation constant is k= ___ and the equation of variation is y=____. \n" ); document.write( "

Algebra.Com's Answer #122007 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
Find the variation constant and an equation of variation where y varies directly as x and y=20 when x=4. The variation constant is k= ___ and the equation of variation is y=____
\n" ); document.write( ":
\n" ); document.write( "Find k, when x = 4 and y = 2-
\n" ); document.write( "kx = y
\n" ); document.write( "4k = 20
\n" ); document.write( "k = $\"20%2F4\"$
\n" ); document.write( "k = 5
\n" ); document.write( ":
\n" ); document.write( "Equation: y = 5x \n" ); document.write( "

\n" );