小学五年级寒假生活解方程：0.8x+3.2=7.2 12.5-3x=6.5 56.4÷x+14.8=24.2 1.2（x-0.64）=0.54 x+12.5=3.5x 7.3×2.1-0.9x=7.86 递等式计算（能简则简) 6.4×0.29+6.4×8.71+6.4 = = = 2.98×1.25×(4-0.8)×0.25 = = = 9.9×101-9.9 = = = [0.68÷(3.2-3.03)+1.4]÷(6-0.6) = = = 谢谢，全部答出给一百！ 明天答就不给分了！！！！
2019-05-28
小学五年级寒假生活解方程：0.8x+3.2=7.2 12.5-3x=6.5 56.4÷x+14.8=24.2 1.2（x-0.64）=0.54 x+12.5=3.5x 7.3×2.1-0.9x=7.86 递等式计算（能简则简) 6.4×0.29+6.4×8.71+6.4 = = = 2.98×1.25×(4-0.8)×0.25 = = = 9.9×101-9.9 = = = [0.68÷(3.2-3.03)+1.4]÷(6-0.6) = = = 谢谢，全部答出给一百！ 明天答就不给分了！！！！
优质解答
10.8x=4x=5 23x=6x=2 356.4÷x=9.4x=6 41.2x=0.54+0.768=1.308x=1.09 52.5x=12.5x=5 60.9x=7.47x=8.3 76.4×0.29+6.4×8.71+6.4 =6.4×(0.29+8.71+1) =6.4×10 =64 82.98×1.25×(4-0.8)×0.25 =2.98×1.25×(4×0.25)-2.98×1.25×(0.8×0.25) =2.98×1.25-2.98×0.25 =2.98 99.9×101-9.9 =9.9×(101-1) =9.9×100 =990 10[0.68÷(3.2-3.03)+1.4]÷(6-0.6) =(0.68÷0.17+1.4)÷5.4 =(4+1.4)÷5.4 =1
10.8x=4x=5 23x=6x=2 356.4÷x=9.4x=6 41.2x=0.54+0.768=1.308x=1.09 52.5x=12.5x=5 60.9x=7.47x=8.3 76.4×0.29+6.4×8.71+6.4 =6.4×(0.29+8.71+1) =6.4×10 =64 82.98×1.25×(4-0.8)×0.25 =2.98×1.25×(4×0.25)-2.98×1.25×(0.8×0.25) =2.98×1.25-2.98×0.25 =2.98 99.9×101-9.9 =9.9×(101-1) =9.9×100 =990 10[0.68÷(3.2-3.03)+1.4]÷(6-0.6) =(0.68÷0.17+1.4)÷5.4 =(4+1.4)÷5.4 =1