document.write( "Question 435727: Could someone please show me how to solve by substitution method?
\n" ); document.write( "8x - 2y = -70
\n" ); document.write( "3x + 26 = y \n" ); document.write( "

Algebra.Com's Answer #301539 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "  y = 3x+26
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document.write( " 8x - 2y = -70
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document.write( " 8x-2(3x+26) = -70     |substituting for y
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document.write( " 8x - 6x - 52 = -70
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document.write( "      2x = -18
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document.write( "       x = -9  and y = -1   (-27+26)\r
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document.write( "CHECKING our Answer***
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document.write( "  8x - 2y = -70
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document.write( "  -72 + 2 = -70 \n" );
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