document.write( "Question 999215: If (x,-4) is a solution to the equation 5x-4y=-10, what is the value of x? \n" ); document.write( "
Algebra.Com's Answer #616892 by mananth(16946)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Since (x,-4) is a solution to the equation 5x-4y=-10, \r
\n" ); document.write( "\n" ); document.write( "substitute y =-4\r
\n" ); document.write( "\n" ); document.write( "5x-(4)(-4) = -10\r
\n" ); document.write( "\n" ); document.write( "5x+16=-10\r
\n" ); document.write( "\n" ); document.write( "5x = -26
\n" ); document.write( "x=-26/5`\r
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