document.write( "Question 381720: Given y is two times x, z is three times x, and x + y + 3z = 12. What are the values of x, y and z? (1, 2 and 3?) \n" ); document.write( "

Algebra.Com's Answer #270726 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,         
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document.write( "x + y + 3z = 12  y = 2x and z = 3x
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document.write( "x + 2x + 3(3x) = 12
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document.write( " 12x = 12
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document.write( "   x = 1
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document.write( "You are absolutely correct:  x = 1, y = 2  and z = 3
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document.write( "CHECKING the Answer
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document.write( " 1 + 2 + 3*3 = 12 \n" );
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