document.write( "Question 864296: Use the elimination method to solve the given system of equations. Please show all work\r
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Algebra.Com's Answer #520888 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Hint: add the two equations to get\r
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\n" ); document.write( "\n" ); document.write( "2a - 4b = 9
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\n" ); document.write( "5a+0b = 10\r
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\n" ); document.write( "\n" ); document.write( "This means 5a = 10. Solve this equation for 'a'. Then use this solution for 'a' to plug it back into an equation with a,b in it solve for b.
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