document.write( "Question 362974: Solve the system of equations by substitution.
\n" ); document.write( "5X-2Y=-1
\n" ); document.write( "X+4Y=35
\n" ); document.write( "

Algebra.Com's Answer #258699 by mananth(16946)\"\" \"About 
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5X-2Y=-1.....................1
\n" ); document.write( "X+4Y=35
\n" ); document.write( "X=35-4Y
\n" ); document.write( "plug value of X in 1
\n" ); document.write( "5(35-4Y)-2Y=-1
\n" ); document.write( "175-20y-2y=-1
\n" ); document.write( "-22y=-1-175
\n" ); document.write( "-22y=-176
\n" ); document.write( "/-22
\n" ); document.write( "y=8
\n" ); document.write( "plug value of y in 1
\n" ); document.write( "5x-16=-1
\n" ); document.write( "5x=15
\n" ); document.write( "/5
\n" ); document.write( "x=3
\n" ); document.write( "...
\n" ); document.write( "m.ananth@hotmail.ca
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