1.2(x+5)=15.6

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1.2(x+5)=15.6
1.2(x+5)=15.6

1.2(x+5)=15.6

 

1.2(x+5)=15.6 1.2分之1x-1=3分之1x+2 2.3x-(2x-5)=5(x+2)-x 5x一(6一X)=1.2 4x+1.2×5=24.4 x-0.7x=2.1 8x+5x=2.6 (4x+5)÷2=4x+1.2×5=24.4 x-0.7x=2.18x+5x=2.6 (4x+5)÷2=17.52x-16=24 解方程(按顺序解答,3.8+X=12.8 6.4+X=15.6 X-4.8=4.8 1.5-X=0.84 2X+0.82=0.82 3+0.5=7 2X+0.4X=48(并检验)8x—x=14.735x+13x=9.65(x+3)=35x+3.7x+2=16.114x+3x—1.2x=15818—2.5x=13(并检验)1.5x—6=3(并检验)9.5x—5x=277x—0.6x=16 解下列方程: 1.2(x+3)=5x 2.4x+3(2x-3)=(x+4) 3.6(1/2x-4解下列方程:1.2(x+3)=5x 2.4x+3(2x-3)=(x+4)3.6(1/2x-4)+2x=7-(1/3x-1)4.2-3(x+1)=1-2(1+0.5x) 3x(x+2)=5(x+2))) X(X+1)-5X=0 6x+3=7x(x+5)腹股沟 5x+27=30+0.5x 100-4(8-3x)=200 3.5x-1.2=2.7x+3 7(x5x+27=30+0.5x100-4(8-3x)=2003.5x-1.2=2.7x+37(x+4)=2(2-x)+3(4x-2)19x-5(3x-4)=242(4x-3)+(15-2x)=24+12 (x+14)×7/5=x 2(x+3)=5x ﹣(x²-5-4x)-x(x²+x-1),其中x=-1.先化简再求值 解方程:3(4x-1)=7(2x-1)+1 ②4x-3(20-x)=5x-7(20-x) ③x-2解方程:3(4x-1)=7(2x-1)+1②4x-3(20-x)=5x-7(20-x)③x-2/6-x-2/3=1+x-/2④5x-0.4/0.3+1.3-3x/2=1.8-8x/1.2 0.3+0.3x=0.39 x= 2x-1.5x=7.6x x= 0.36x÷0.3=1.2 x=6(x+1.2)=18.6 x= 7x+2x = 8.1 x= (x-5)÷3=1.7 x=5(x+1.1)=15.5 x= 9x+25=70 x= 7x-4x=2.1 x= 解方程 1.2x+0.8x=12.6 8x(5x-1.2)=20.4 9/25×17/36+13/35×7/26(脱式计算) X+15%X=170 3X-60X=288 80%X-0.4×1.2=1/5(解方程)9/25×17/36+13/35×7/26(脱式计算)解方程:X+15%X=1703X-60X=288 80%X-0.4×1.2=1/5 解方程.X+5*(X-2)+10*(14-X-X+2)=66