2.6x-x-0.1x=0.75

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2.6x-x-0.1x=0.752.6x-x-0.1x=0.752.6x-x-0.1x=0.752.6x-x-0.1x=0.751.5x=0.75x=0.75÷1.5x=0.5

2.6x-x-0.1x=0.75
2.6x-x-0.1x=0.75

2.6x-x-0.1x=0.75
2.6x-x-0.1x=0.75
1.5x=0.75
x=0.75÷1.5
x=0.5

2.6x-x-0.1x=0.75 （X+X)+(X-X)+(X*X)+(X/X)=100 x*x*x*x*x=80000? 360-x=2.6x 0.75x+x=17.5 x-25%x=0.75 x-0.75x=1. X-0.1X=1. x+2/2x+2-x/2x=0.(x 2/2x 2)- (x/2x)=0.1 x*x*x=504 x*x*x=504 2.6x-0.1x+2*3.51=32.02 0.3x-5=0.8x-25 （x+x）+(x-x)+(x/x)=11.2 (x-8.2+10.8)/2=1.8 和 3.6x-x-0.1x=0.75 (x-8.2+10.8)/2=1.8 和 3.6x-x-0.1x=0.75 f(x)=x,x x+x=x+15 X(X-1)=X 180=( )x( )x( )x( ) ×( )