人教版六级解方程及解比例练习题[1]

1、0.4:x=1.2:212 =32.4 x人教版六年级解方程及解比例练习题解比例：x：10=-：-431 1 1NX/V0.8:4=x:8-:x=3:1241.25:0.25=x:1.62 =836 =549 xx 3x:2=6:空3254.5 =_6_x 2.245:x=18:262.8:4.2=x:9.61 11:x= -:-2.8:4.2=x:9.60.6 = 1512 = x1084x:24=3: 18:x=4 : 35.11:=x:4 35 48 6 120. 6 : 4= 2.4 : x1_2=11 ： 4_2512 : 5_361 1x： 14_0.7 : 210 : 50_ x

2、 : 401.3 : x_5.2 : 20 x:3.6 _ 6 : 181 :丄 _ 163 : 20_ 94.6 _ 802 _ x3_ _x_8_ 64解方程2 X=37 42X +70%X + 20%X = 3.631XX 3=20X 丄25% + 10X =4X - 15%X = 685453X+ 3X_ 1215X553X _ -2 1-X-丄 _ 12821734313Q6X+ 5 =13.4-X 3X=34488X- 2 = -7 167 32+ LX=-4X 6X -=28 43123"5 + X=10-X =258 x =丄X兰5729651X-=26 x13354

3、5254 x 3 x 9 = 29-X 21X 2 =4201032( x 2.6)86X+ 5 =13.42135 X-14 X 6= 385X=15X亠4_ 151921155282 1-X-丄=123x=258x=1 x 兰345729651X-=_26亠13X-0.25二1-=30%354525444+0.7X=1022 1£x+iX=42X+11 X=1053243X-3X=400X-0.125X=8836 =3X 4x+7 X=181313x(+ -)=l 68丿 1250.375x=-6xx - + l=4x -3283X 3X= 125 X 2.4 x 5= 8730

4、.36 x 5-' x43 (x- 4.5) = 72 x- 25%x= 10x- 0.8x = 16+620x 8.5= 1.54x- x -4= 215寸OLH9 + X9co卡ZX98XcolHxco寸co wxz寸 8X 寸COIHXZ +x8 寸 寸001:01L LCXI0 H-lXEX98 gL0LHX9 + X 89hx%9lx w hxol + %9025728 X =1 乂 169 6516=26 x 133545254x 3 x 9 = 29-x + -x = 42 632-X- 21x -=4103x 2042(x 2.6)86X + 5 =13.45 X- 3

5、 X=104x 6= 385X=15193_4X.4_ 152 1-X.丄=122115528343X=25®X=1 x 世X亠6 - _26亠 .1357296513545251X-0.25二 1X=30%4+0.7X=102442 1-X+1 X=42X+丄X=105X-3-X=4003248X-0.125X=836=3X+3X=18X473138 )= 12x 0.375x=-6x X - + =4X -328X -X= 1275 X 2.4 X 5 = 80.36213 (x- 4.5) = 72 x- 25%x = 10X+ 25%X=904x- 0.8x = 16+620

6、 x8.5= 1.5 x-x -4= 21570%X + 20%X =3.6XX 3=20X125% + 10X =4545X - 15%X :=68X+ 3X= 1215X3X =-821731X -33X=3X. 2=7XX+ ?x史4488716844X-6X 2 =2123.X=-X =25§ X =丄X兰35105729651X. d_26 X 134x 3 X 9 = 29354525X 3 X=x 2x=3742X +2( x 2.6)8-X- 21 X 2 =41036X+ 5 =13.42135 X-3 X=4 x 6 = 382X-丄=123x=258x=1 x 5X=空x=±X亠4_* 151921155285729651X*邑_26亠13X-0.25二1-=30%354525444+0.7X=1022 12X+-X=42X+1X=1053243X-0.36 x 5-' x = X=4008X-0.125X=8X+| X=18 X1313+ )=-6 8 丿 125-0.375x=-65 X - 2.4 x 5