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1、DAY 11, 64080= 15500= 2303= 2, 1225= 48080= 1605= 3, 273= 9015= 484=4, 64016= 393= 2420= 5, 32300= 48016= 1258= 6, 273= 5614= 248= 7, 14020= 8345= 56080= 8, 9624= 4020= 40300= 9, 370260= 7639= 60559= 10, 30230= 1280= 27032= 2545284-142 6933892-12958132+756-23 23+77-50260= 12584=DAY21, 48270= 450020=
2、 7315 = 2, 120600 = 200360= 6800400= 3, 280270= 42500= 600040= 4, 51280= 31070= 40014= 5, 470180= 100025= 160600= 6, 20420= 290300= 8100300= 7, 7600200= 7600400= 680270= 8, 98014= 420030= 61300= 9, 130050= 20048= 930660= 10, 530280= 9200400= 84021= 64125+49 25402310025+12532 125X8+772X+30=80解方程DAY31
3、, 180500= 8000500 = 190020= 2, 200160= 8700300= 300330= 3, 31400= 700014= 60012= 4, 960080= 140300= 880040=5, 9600800= 750290= 5490=6, 76020= 7500500= 370200=7, 65013= 86004200= 2404=8, 64080= 1510= 1211=9, 16030= 22040= 1045=10, 450050= 1202= 9030=15.20.254 0.89100 +99 80y-90=70 78y+2y=160 9.60.80.
4、4 DAY4:1, 27030= 27030= 8421= 2, 769= 667= 10054= 3, 12315= 3604= 555= 4, 32040= 700070 20040 5, 18030= 24040= 360.02= 6, 1400.7= 13600= 2803= 7, 35020= 5011= 2506= 8, 7200+900= 410-201= 1258= 9, 48020= 6600600= 390+140= 10, 11800= 2450= 3600400=有简算的简算：4.2994.2 17.8(1.784) 51y-y=100 85y+1=-86 9.43-（
5、6.28-1.57）DAY51, 400050= 53070= 42090= 2, 960030= 7700= 203+98= 3, 1800300= 240+570= 4800400= 4, 370+580= 580490= 6602+4405, 910370= 258= 270190= 6, 362= 7525= 33011= 7, 6800= 54009= 42060=8, 9800= 3330= 3007= 9, 9500= 39013= 6300700= 10, 5600700= 480012= 350.07= 3705608 52049073.070.381.62 1.293.72
6、.716.33x-60=90 解方程DAY 61, 45090 80330 70700 2, 700070 400080 2400200 3, 42090 170320 100051 4, 520260 910190 35200 5, 22200 8800400 9300300 6, 6300 1800200 3299 7, 7021 5025 224008, 666 71071 4002 9, 9003 69030 62020 10, 2817 328 8204 3.251.790.591.75 23.40.813.47.2 82.451.55 9982.451.555(X-2)=90 解方
7、程 DAY 71, 13320 2044 640360 2, 31200 3603 125x80=3, 33x30= 25x40= 25x8=4, 50x210= 13x30= 165x2=5, 840.4 140x0.3= 10025=6, 1400.7 1504 900.8 7, 15040 49010 1502 8, 1502 4230 3220 9, 3130 4260 5560 10, 25x40= 25100 8070 125x4+330 122+25x43X+5X=48 14X-8X=12(2+x)5=100Day 81, 7540 2730 12100 2, 6230 1504 1640 3, 5230 723 703X20 4, 6340 3520 644 5, 36500
