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x in (-oo:+oo)
4*(x/4) = 0
x = 0
x = 0
| 4*x/4 | | 1/3y-2/3=6 | | (8x^2-7x^3)-(2x^2-9x^3)=0 | | 3y+5=12y | | b+2/3-2 | | X/2=x/1 | | y=-3x^2+6x-4 | | 9=s+t | | -10x+48=168 | | (x+7)/8=(x+8)/9 | | 13(8+y)= | | -2(x-10)=4x-20 | | 2/4(1/8x-1/2)=2/6(x+4/10) | | 1/2(x-3)-3/5(2x-5)=3-3/4(2x-6) | | (2/3)x-(1/4)=(2/3)(x-(1/4)) | | 6v^7-2v^6-20v^5= | | x+1/2+3/5x=21/10 | | 2/9(4x+7)-3/7(3x+5)=1/3(2-x) | | -2x+12=34 | | 3t+21=3t | | -6+x/-2=9 | | 2/3(6-x)-3/4(5-2x)=1/6(3-x) | | 3(x-5)-4(2x+1)= | | 7.5=3.2-21n | | -7(14m)=13(2m-3) | | x/-3-3=-9 | | 12/2x+3 | | 2(6d+3)=8-3(16-3D) | | (2x-4)=6 | | 13x-16=11x+2 | | 25-6x=109 | | 3/8(2x-3)-4/3(x-2)=2/3 |