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1、六年级数学上册解方程专题练习题解方程 2233X X= 2X + = 70%X + 20%X = 3.6 7554 X35=2014 25% X38X121 5X 6X5 =13.4 X2=7716+ 10X = 45 X 355217 3134X+4=8 3X=X78X=34 - 15%X = 68 23X1412 384X623=2 123 X= 3 X = 55102572 8 X = 91616 51 X 6=26354513254 3X212103=4 6X5 =13.4 5X=15194x3 9 = 29 25 X-13 X=310 821X=415 X 112x + 6x = 4
2、638 4155=282X1=12 3X=25 8X=116 345 X6=26354513254+0.7X=102 X-38X=400 72X-0.25=14 213X+2X=42 X+X-0.125X=8 9651X4=30% 14X=105 36 3X= 431313X+ X=18 X( + )= x0.375x=5 676812 x2+1=43 X3X12 5 X2.458 3280.365- 334 x = 5 x- 0.8x = 16+6 20 X25%X=90 (1)35+2.4=6 7213 (x- 4.5) = 7 2 x- 25%x = 10 x 8.5= 1.5 x- 45 x -4= 21 X387 X= 9 (2)3.5: =5:4.2 (3)1.8=2.4 (4)10=2.5x0.8 (5)631.8=7.2 (6)175=2.4+31 5(7)x=1.2 (8) 1=3(9)12.652=8 45 (10)x=1.51.20.6 48 3 (11)512=156
