document.write( "Question 72243: Graph 2x+2y=4 by plotting points. The rule of thumb suggests plotting 3 points and then draw a line so plot at least 3 points . Draw an accurate and straight line through plotted points \n" ); document.write( "
Algebra.Com's Answer #51637 by stanbon(75887)\"\" \"About 
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Graph 2x+2y=4 by plotting points
\n" ); document.write( "Divide thru by 2 to get:
\n" ); document.write( "x+y=2
\n" ); document.write( "Solve for y:
\n" ); document.write( "y=2-x
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\n" ); document.write( "Let x=0, then y=2, giving you point (0,2)
\n" ); document.write( "Let x=1, then y=1, giving you point (1,1)
\n" ); document.write( "Let x=2, then y=0, giving you point (2,0)
\n" ); document.write( "-----------------
\n" ); document.write( "\"graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C-x%2B2%29\"
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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