document.write( "Question 376516: solve the system x+y=10 and y=3x+2 by any method. \n" ); document.write( "

Algebra.Com's Answer #267862 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "Solving by substitution\r
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document.write( "x+y=10 Or y = -x + 10
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document.write( "y = 3x+2
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document.write( "-x + 10 = 3x + 2
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document.write( "8 = 4x
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document.write( "2 = x
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document.write( "solving for y
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document.write( "y = -x + 10
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document.write( "y = -2 + 10
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document.write( "y = 8
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document.write( "CHECKING our Answer
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document.write( "x+ y = 10
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document.write( "2 + 8 = 10 \n" );
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