解二元一次方程组计算题
摘要:解二元一次方程组计算题1.3x+y=342x+9y=812...3.4.9x+4y=358x+3y=305..6.7.7x+2y=527x+4y=62.8.9.10.4x+6y=549x+2y=87.11.12.13.2x+y=72x+5y=1914..15.16.x+2y=213x+5y=5617..18..19.5x+7y=525x+2y=22.20.21.22.5x+5y=657x+7y=20323..24.25.8x+4y=56x+4y=2126.27.28.5x+7y=415x+8y=4431.7x+5y=5429..30..3x+4y=3832..33.x+8y=1534.4x+y=2935.36..37.3x+6y=249x+5y=4638.39.40.9x+2y=624x+3y=36.41.42.15.9x+4y=467x+4y=4244.46.9x+7y=13545.3x+8y=5148.47.4x+y=412x+3y=750.3x+y=7x+6y=2749.9x+2y=383x+6y=18.52.5x+5y=453x+3y=2753.55.7x+4y=67x+2y=458.5x+4y=5259.7x+6y=7461.7x+y=94x+6y=1664.6x+6y=486x+3y=4255.8x+2y=167x+y=1170.4x+9y=778x+6y=9471.4x+7y=3x+y=02x-y=862.3x-2y=57x-4y=11y-3x=265.x-2y=69x-3y=1268.2x+y=69x+3y=993x-2y=751.2x
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