復(fù)雜方程計(jì)算專項(xiàng)練習(xí)題

/小學(xué)復(fù)雜方程專項(xiàng)練習(xí)題〔12x+5=5x﹣7.〔23〔x﹣2=2﹣5〔x﹣2.﹣=1.5÷〔X+16.81=.〔50.2x+=8﹣x.X+〔3X﹣16÷=10〔X+1.x+1=x+3.〔86〔3x﹣2﹣4〔4x﹣3=1﹣8x.〔94〔x﹣2+20x﹣4=5〔1﹣2x.〔101.6÷〔x﹣0.45=5.〔1135〔x﹣2﹣15〔5x﹣6=〔22x﹣63﹣21〔3x﹣4.〔12x÷15+0.4=x÷12﹣0.1.〔13150.5﹣4x=7-0.5x〔14x﹣2=0.25﹣x.〔155X+7.25=12﹣2.5X.〔162〔x+2﹣3=3x﹣5.〔17x+〔3x﹣16÷25%=10〔x+1.x﹣1.4=3.6+x.〔191.2：=.〔20=8+x.〔218〔x﹣2=2x+7.〔226〔x﹣3.5=17.8+2x.〔235÷〔x+16.84=0.2.〔24〔9+Χ：〔9﹣Χ=5：3.〔25x+〔3x﹣16÷25%=10〔x+2.〔26〔X+12×=42﹣X.〔272÷〔X﹣0﹒55=.〔287×〔x+6﹣3x=4×〔2x+5.〔29=2.5.〔3060÷〔x+10=5〔31〔28﹣2x=6〔x﹣5〔3264÷〔2x﹣5=32〔341÷〔x﹣45%=2.8.〔355〔X+4=26.6﹣X.〔36100×0.5+〔x﹣100×0.4=0.48x〔373〔x+2=4〔x+1.〔38〔x+2=x+1〔3976〔x﹣2=52x﹣32〔4081x﹣342=76〔x﹣2〔413〔2﹣x+5〔4x﹣3=4〔x+1〔4215﹣〔5.5﹣x=2x〔4316+x=12+2x+x〔442〔x﹣4=3〔x﹣12〔450.4÷〔4﹣x=1÷4〔468〔x﹣2=2〔x+7.〔4730%x+85=70%x+25.〔488.5×1.2﹣5.3x=8.5﹣4x〔495x﹣2〔3﹣2x=16x﹣23〔50〔x﹣5×5﹣9=〔x﹣12×12〔51〔10﹣x÷2=5x﹣7〔522.7x﹣1.8=1.2x+2.7.〔538﹣5〔6x+0.7=10x+0.5.〔548.5x﹣3.9x=55.2〔x﹣18.〔55122﹣x﹣19=〔x﹣19×5.〔563.5x+2=4x﹣1.〔57=〔58X+〔3X﹣16÷25%=10〔X+1〔5975÷〔x+10=2.〔605x﹣3×〔28﹣x=12+2x.〔616〔x+1=0.5〔10x+16.〔625〔x+2=4〔x+9.〔63127.5÷〔2x+3=15.〔643〔x+2=4〔x+1.〔658〔x﹣1.5=x+0.6.〔667〔x+6﹣3x=4〔2x+5.〔674x﹣2〔5.5﹣x=3.5x﹣8.〔682.8x=19.32﹣6.4x.〔695〔y﹣4﹣7〔7﹣y﹣9=12﹣3〔9﹣y.〔7035〔x﹣2﹣15〔5x﹣6=22x﹣63﹣21〔3x﹣4.〔712.6x=51.6﹣3.4x.〔723〔4x﹣2﹣2〔3x+3=9﹣8x.〔7320+4x=6x﹣24.〔745〔x﹣1=x+1.〔753〔3x﹣2=10﹣0.5〔x﹣3.5.〔760.4〔x﹣0.2+1.5=0.7x﹣0.38.〔77〔0.6x+420÷〔x+20=3.〔7835〔2﹣x+15〔6﹣5x=22x+7+21〔4﹣3x.〔795〔3x﹣4﹣2〔x﹣1=5〔2x﹣1〔80x=4.9+x.〔813x+5×=2x+×.〔82X÷3.2=〔18﹣x÷5.〔834〔4x﹣6=5〔3x+1.〔8410X=3〔2X+17+45.〔855.7〔X﹣0.2=5.1〔X+0.6+4.〔86〔3x+4+x=7〔x﹣5〔87〔9+21x=66x÷60﹣40﹣440.〔88x﹣2.5=〔x﹣1.8×2〔8912+〔x﹣12×+x=x〔903〔X﹣3+4〔3X﹣2=7〔2﹣X.〔91﹣=﹣2.小學(xué)復(fù)雜方程專91題參考答案：〔12x+5=5x﹣7.2x+5﹣2x=5x﹣7﹣2x.3x﹣7=5.3x﹣7+7=5+7.3x=12.3x÷3=12÷3.x=4；〔23〔x﹣2=2﹣5〔x﹣2.3x﹣6=12﹣5x.3x﹣6+5x=12﹣5x+5x.8x﹣6=12.8x﹣6+6=12+6.8x=18.8x÷8=18÷8.x=2.25；〔3﹣=1.〔﹣×24=1×24.6〔y+2﹣4〔2y﹣3=24.30﹣2y=24.30﹣2y+2y=24+2y.2y+24=30.2y+24﹣24=30﹣24.2y=6.2y÷2=6÷2.y=3〔45÷〔X+16.81=.5÷〔X+16.81×〔X+16.81=×〔X+16.81.×〔X+16.81=5.×〔X+16.81×5=5×5.X+16.81=25.X+16.81﹣16.81=25﹣16.81.x=8.19〔50.2x+=8﹣x.0.2x++x=8﹣x+x.1.8x+=8.1.8x+﹣=8﹣.1.8x=7.2.1.8x÷1.8=7.2÷1.8.x=4〔6X+〔3X﹣16÷=10〔X+1.X+〔3X﹣16×4=10X+10.X+12X﹣64=10X+10.13X﹣64=10X+10.13X﹣64+64=10X+10+64.13X=10X+74.13X﹣10X=10X+74﹣10X.3X=74.3X÷3=74÷3.X=〔7x+1=x+3.x+1﹣x=x+3﹣x.x+1=3.x+1﹣1=3﹣1.x=2〔86〔3x﹣2﹣4〔4x﹣3=1﹣8x.18x﹣12﹣16x+12=1﹣8x.18x﹣16x+8x=0.10x=1.x=1÷10.x=；〔94〔x﹣2+20x﹣4=5〔1﹣2x.4x﹣8+20x﹣4=5﹣10x.24x+10x=5+12.34x=17.x=17÷34.x=；〔101.6÷〔x﹣0.45=5.x﹣0.45=1.6÷5.x﹣0.45=0.32.x=0.32+0.45.x=0.77；〔1135〔x﹣2﹣15〔5x﹣6=〔22x﹣63﹣21〔3x﹣4.35x﹣70﹣75x+90=22x﹣63﹣63x+84.35x﹣70﹣75x+90-22x+63x=22x﹣63-63x+84-22x+63xx+20=21.X+20-20=21﹣20.x=1〔12x÷15+0.4=x÷12﹣0.1.x+0.4=x﹣0.1.x+0.4﹣x=x﹣0.1﹣x.0.4+0.1=x﹣0.1+0.1.0.5×60=x×60.x=30；〔13150.5﹣4x=7-0.5x150.5﹣4x+0.5x=7-0.5x+0.5x150.5﹣3.5x=7.150.5﹣3.5x+3.5x=7+3.5x.150.5﹣7=7+3.5x﹣7.143.5÷3.5=3.5x÷3.5.x=41〔14x﹣2=0.25﹣x.x﹣2+=0.25﹣x+.x﹣2=0.25.x﹣2+2=0.25+2.x×=2×.x=4〔155X+7.25=12﹣2.5X.5X+7.25+2.5X=12﹣2.5X+2.5X.7.5X+7.25=12.7.5X+7.25﹣7.25=12﹣7.25.7.5X=5.7.5X÷7.5=5÷7.5.X=．〔162〔x+2﹣3=3x﹣5.2x+4﹣3=3x﹣5.2x+1+5=3x﹣5+5.2x+6=3x.2x+6﹣2x=3x﹣2x.x=6．〔17x+〔3x﹣16÷25%=10〔x+1.x+12x﹣64=10x+10.13x﹣64=10x+10.13x﹣64﹣10x=10x+10﹣10x.3x﹣64+64=10+64.3x÷3=74÷3.x=〔18x﹣1.4=3.6+x.x﹣1.4﹣x=3.6+x﹣x.x﹣1.4=3.6.x﹣1.4+1.4=3.6+1.4.x=5.x=5.x=60.〔191.2：=.x=1.2×5.x=6.x=6.x=9〔20=8+x.〔×3=〔8+x×3.5x﹣2=24+3x.5x﹣2﹣3x=24+3x﹣3x.2x﹣2=24.2x﹣2+2=24+2.2x=26.2x÷2=26÷2.x=13〔218〔x﹣2=2x+7.8x﹣16+16=2x+7+16.8x=2x+23.8x﹣2x=2x+23﹣2x.6x=23.6x÷6=23÷6.x=3〔226〔x﹣3.5=17.8+2x.6x﹣21=17.8+2x.6x﹣21﹣2x=17.8+2x﹣2x.4x﹣21+21=17.8+21.4x÷4=38.8÷4.x=9.7；〔235÷〔x+16.84=0.2.5÷〔x+16.84×〔x+16.84=0.2×〔x+16.84.5=0.2x+3.368.5﹣3.368=0.2x+3.368﹣3.368.1.632÷0.2=0.2x÷0.2.x=8.16；〔24〔9+Χ：〔9﹣Χ=5：3.3〔9+X=5〔9﹣X.3×9+3X=5×9﹣5X.27+3X=45﹣5X.3X+5X=45﹣27.8X=18.8X÷8=18÷8.X=2.25；〔25x+〔3x﹣16÷25%=10〔x+2.x+〔3x﹣16÷=10x+10×2.x+〔3x﹣16×4=10x+20.x+3x×4﹣16×4=10x+20.x+12x﹣64=10x+20.x+12x﹣10x=20+64.3x=84.3x÷3=84÷3.x=28〔26〔X+12×=42﹣X.X+12×=42﹣X.X+=42﹣X.X+﹣=42﹣X﹣.X=﹣X.X+X=﹣X+X.X=.X×=×.X=；〔272÷〔X﹣0﹒55=.2÷〔X﹣0﹒55×〔X﹣0.55=×〔X﹣0.55.×〔X﹣0.55=.×〔X﹣0.55×=×.X﹣0.55=.X﹣0.55+0.55=0.46875+0.55.X=1.01875；〔287×〔x+6﹣3x=4×〔2x+5.7x+42﹣3x=8x+20.42+4x=8x+20.4x+20=42.4x+20﹣20=42﹣20.4x=22.4x÷4=22÷4.x=5.5；〔29=2.5.15=2.5×〔3x+5.7.5x+12.5=15.7.5x+12.5﹣12.5=15﹣12.5.7.5x=2.5.7.5x÷7.5=2.5÷7.5.x=〔3060÷〔x+10=560÷〔x+10×〔x+10=5〔x+105x+50=605x+50﹣50=60﹣505x=105x÷5=10÷5x=2〔31〔28﹣2x=6〔x﹣5﹣x=6x﹣30+30=6x+xx=x×=×x=6〔3264÷〔2x﹣5=3264÷〔2x﹣5×〔2x﹣5=32×〔2x﹣564x=160+6464x=22464x÷64=224÷64x=3.5〔3381x﹣342=76×〔x﹣281x﹣342=76×x﹣15281x﹣76x=342﹣1525x=1905x÷5=190÷5x=38〔341÷〔x﹣45%=2.8.1.4÷〔x﹣0.45=2.8.x﹣0.45=1.4÷2.8.x﹣0.45=0.5.x﹣0.45+0.45=0.5+0.45.x=0.95〔355〔X+4=26.6﹣X.5x+20+x=26．.6﹣x+x.6x+20﹣20=26.6﹣20.6x÷6=6.6÷6.〔36100×0.5+〔x﹣100×0.4=0.48x0.4x+10=0.48x0.4x+10﹣0.4x=0.48x﹣0.4x0.08x=100.08x÷0.08=10÷0.08x=125．〔373〔x+2=4〔x+1.3x+6=4x+4.3x+6﹣3x=4x+4﹣3x.x+4=6.x+4﹣4=6﹣4.x=2〔38〔x+2=x+1x+=x+1x+﹣=x+1﹣x=x﹣x﹣x=x﹣﹣xx﹣=0x﹣+=0+x=x×4=×4x=2〔3976〔x﹣2=52x﹣3276x﹣152=52x﹣3276x﹣152+152=52x﹣32+15276x=52x+12076x﹣52x=52x+120﹣52x24x=12024x÷24=120÷24x=5．〔4081x﹣342=76〔x﹣281x﹣342=76x﹣152.81x﹣342+342=76x﹣152+342.81x=76x+19081x﹣76x=76x+190﹣76x5x=1905x÷5=190÷5x=38〔413〔2﹣x+5〔4x﹣3=4〔x+16﹣3x+20x﹣15=4x+417x﹣9=4x+417x﹣4x+9﹣9=4x﹣4x+4+913x=1313x÷13=13÷13x=1；〔4215﹣〔5.5﹣x=2x15﹣5.5+x=2x2x﹣x=9.5x=9.5；〔4316+x=12+2x+x16+x=12+3x3x﹣x=16﹣122x=4x÷2=4÷2x=2〔442〔x﹣4=3〔x﹣122x﹣8=3x﹣362x﹣8﹣2x=3x﹣2x﹣36﹣8=x﹣36﹣8+36=x﹣36+36x=28；〔450.4÷〔4﹣x=1÷4=1.6=4﹣x1.6+x=4﹣x+x1.6+x=41.6+x﹣1.6=4﹣1.6x=2.4；〔468〔x﹣2=2〔x+7.8x﹣16=2x+14.8x﹣16﹣2x=2x+14﹣2x.6x﹣16+16=14+16.6x÷6=30÷6.x=5〔4730%x+85=70%x+25.0.3x+85﹣0.3x=0.7x+25﹣0.3x.0.4x+25=85.0.4x+25﹣25=85﹣25.0.4x=60.0.4x÷0.4=60÷0.4.x=150；〔488.5×1.2﹣5.3x=8.5﹣4x10.2﹣5.3x=8.5﹣4x10.2﹣5.3x+5.3x﹣8.5=8.5﹣4x+5.3x﹣8.51.3x=1.71.3x÷1.3=1.7÷1.3x=〔495x﹣2〔3﹣2x=16x﹣235x﹣6+4x=16x﹣239x﹣6=16x﹣239x﹣6﹣9x+23=16x﹣23﹣9x+237x=177x÷7=17÷7x=〔50〔x﹣5×5﹣9=〔x﹣12×125x﹣25﹣9=12x﹣1445x﹣34=12x﹣1445x﹣34﹣5x+144=12x﹣144﹣5x+1447x=1107x÷7=110÷7x=〔51〔10﹣x÷2=5x﹣710﹣x=10x﹣1410﹣x+x+14=10x﹣14+x+1411x=2411x÷11=24÷11x=〔522.7x﹣1.8=1.2x+2.7.2.7x﹣1.8+1.8=1.2x+2.7+1.8.2.7x﹣1.2x=1.2x+4.5﹣1.2x.1.5x÷1.5=4.5÷1.5.x=3；〔538﹣5〔6x+0.7=10x+0.5.8﹣30x﹣3.5=10x+0.5.4.5﹣30x+30x=10x+0.5+30x.4.5﹣0.5=40x﹣0.5.4÷40=40x÷40.x=0.1；〔548.5x﹣3.9x=55.2〔x﹣18.4.6x=55.2x﹣993.6.4.6x﹣4.6x=55.2x﹣993.6﹣4.6x.50.6x﹣993.6=0.50.6x﹣993.6+993.6=993.6.50.6x=993.6.50.6x÷50.6=993.6÷50.6.x=19.；〔55122﹣x﹣19=〔x﹣19×5.103﹣x=5x﹣95.103﹣x+x=5x﹣95+x.103+95=6x﹣95+95.198÷6=6x÷6.x=33；〔563.5x+2=4x﹣1.3.5x+2﹣3.5x=4x﹣1﹣3.5x.2+1=0.5x﹣1+1.3÷0.5=0.5x÷0.5.x=6〔57=3.5〔X﹣16=1.5X.3.5X﹣56=1.5X3.5X﹣56+56=1.5X+563.5X﹣1.5X=562X=56X=28.〔58X+〔3X﹣16÷25%=10〔X+1X+〔3X﹣16×4=10X+10X+3X×4﹣16×4=10X+1013X﹣64=10X+1013X﹣64+64=10X+10+6413X=10X+7413X﹣10X=10X+74﹣10X3X=74X=〔5975÷〔x+10=2.75÷〔x+10×〔x+10=2×〔x+10.2x+20=75.2x+20﹣20=75﹣20.2x=55.2x÷2=55÷2.x=27.5；；〔605x﹣3×〔28﹣x=12+2x.8x﹣84=12+2x.8x﹣84+84=12+2x+84.8x=96+2x.8x﹣2x=96+2x﹣2x.6x=96.6x÷6=96÷6.x=16〔616〔x+1=0.5〔10x+16.6x+6=5x+8.6x+6﹣6=5x+8﹣6.6x﹣5x=5x+2﹣5x.x=2〔625〔x+2=4〔x+9.5x+10=4x+36.5x﹣4x=36﹣10.x=26；〔63127.5÷〔2x+3=15.127.5÷〔2x+3×〔2x+3=15×〔2x+3.15×〔2x+3=127.5.15×〔2x+3÷15=127.5÷15.2x+3=8.5.2x+3﹣3=8.5﹣3.2x=5.5.2x÷2=5.5÷2.x=2.75；〔643〔x+2=4〔x+1.3x+6=4x+4.3x+6﹣3x=4x+4﹣3x.x+4=6.x+4﹣4=6﹣4.x=2；〔658〔x﹣1.5=x+0.6.8x﹣12=x+0.6.8x﹣12+12=x+0.6+12.8x=x+12.6.8x﹣x=x+12.6﹣x.7x=12.6.7x÷7=12.6÷7.x=1.8；〔667〔x+6﹣3x=4〔2x+5.7x+42﹣3x=8x+20.4x+42=8x+20.4x+42﹣4x=8x+20﹣4x.4x+20=42.4x+20﹣20=42﹣20.4x=22.4x÷4=22÷4.x=5.5；〔674x﹣2〔5.5﹣x=3.5x﹣8.4x﹣11+2x=3.5x﹣8.6x﹣11=3.5x﹣8.6x﹣11+11=3.5x﹣8+11.3.5x+3=6x.3.5x+3﹣3.5x=6x﹣3.5x.2.5x=3.2.5x÷2.5=3÷2.5.x=1.2〔682.8x=19.32﹣6.4x.2.8x+6.4x=19.32﹣6.4x+6.4x.9.2x=19.32.9.2x÷9.2=19.32÷9.2.x=2.1；〔695〔y﹣4﹣7〔7﹣y﹣9=12﹣3〔9﹣y.5y﹣20﹣49+7y﹣9=12﹣27+3y.12y﹣78=3y﹣15.12y﹣78+78=3y﹣15+78.12y﹣3y=3y+63﹣3y.9y=63.9y÷9=63÷9.y=7〔7035〔x﹣2﹣15〔5x﹣6=22x﹣63﹣21〔3x﹣4.35x﹣70﹣75x+90=22x﹣63﹣63x+84.35x﹣75x﹣22x+63x=﹣63+84﹣90+70.x=1〔712.6x=51.6﹣3.4x.2.6x+3.4x=51.6﹣3.4x+3.4x.6x=51.6.6x÷6=51.6÷6.x=8.6；〔723〔4x﹣2﹣2〔3x+3=9﹣8x.6x﹣12=9﹣8x.6x﹣12+8x=9﹣8x+8x.14x﹣12=9.14x﹣12+12=9+12.14x=21.14x÷14=21÷14.x=1.5；〔7320+4x=6x﹣24.20+4x﹣4x=6x﹣24﹣4x.2x﹣24=20.2x﹣24+24=20+24.2x=44.2x÷2=44÷2.x=22；〔745〔x﹣1=x+1.5x﹣5=x+1.5x﹣5﹣x=x+1﹣x.4x﹣5=1.4x﹣5+5=1+5.4x=6.4x÷4=6÷4.x=1.5；〔753〔3x﹣2=10﹣0.5〔x﹣3.5.9x﹣6=11.75﹣0.5x.9x﹣6+0.5x=11.75﹣0.5x+0.5x.9.5x﹣6=11.75.9.5x﹣6+6=11.75+6.9.5x=17.75.9.5x÷9.5=17.75÷9.5.x=；〔760.4〔x﹣0.2+1.5=0.7x﹣0.38.0.4x+1.42=0.7x﹣0.38.0.4x+1.42﹣0.4x=0.7x﹣0.38﹣0.4x.0.3x﹣0.38=1.42.0.3x﹣0.38+0.38=1.42+0.38.0.3x=1.8.0.3x÷0.3=1.8÷0.3.x=6；〔77〔0.6x+420÷〔x+20=3.〔0.6x+420÷〔x+20×〔x+20=3×〔x+20.3〔x+20=0.6x+420.3x+60=0.6x+420.3x+60﹣0.6x=0.6x+420﹣0.6x.2.4x+60=420.2.4x+60﹣60=420﹣60.2.4x=360.2.4x÷2.4=360÷2.4.x=150；〔7835〔2﹣x+15〔6﹣5x=22x+7+21〔4﹣3x.160﹣110x=91﹣41x.160﹣110x+110x=91﹣41x+110x.69x+91=160.69x+91﹣91=160﹣91.69x=69.69x÷69=69÷69.x=1〔795〔3x﹣4﹣2〔x﹣1=5〔2x﹣115x﹣20﹣2x+2=10x﹣5.13x﹣18=10x﹣5.13x﹣18﹣10x=10x﹣5﹣10x.3x﹣18=﹣5.3x﹣18+18=﹣5+18.3x=13.3x÷3=13÷3.x=；〔80x=4.9+x.x﹣x=4.9+x﹣x.x=4.9.x×=4.9×.x=10.5；〔813x+5×=2x+×.3x+=2x+.3x+﹣=2x+﹣.3x=2x.3x﹣2x=2x﹣2x