document.write( "Question 877841: Solve the following linear equations (use the substitution method),
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document.write( " giving the solution as a coordinate pair in the form (x,y).
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document.write( " y = 9x + 9
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document.write( " y = 4x - 9
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document.write( "Answer: (-18/5,117/5) or (-3 3/5, -23 2/5) \n" );
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Algebra.Com's Answer #529653 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! Since they're both equal to y set them equal to each other and solve for x. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Then use either equation to solve for \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |