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3/7 = 21/f
3/7-(2/m) = 0
b^2 = -8/9
-3/20 = x-(5/16)
166 = (2/3)*x
| 8+x^3=96 | | -4x+7+5x=6+1x+1 | | 6x^2+150= | | 4t-71=2t-27 | | 3/7=21/f | | 3s-14=s | | 3s-14+s=180 | | 2v+4+v=3(v-1)+6 | | 3s-14=180 | | -3(5x-9)+3x=3(x+7) | | 0.6x+1.5= | | 3s-14=c | | -2a+2b=24 | | (2ab-a)+(-2ab+a)= | | -90x+y=Px+45 | | 2(t)-cos(t)=0 | | 3s-14+c=180 | | -6(-5y+5)-7y=5(y-3)-1 | | ex-8=12 | | (3s-14)+c=180 | | ax^3+bx=c | | x^2-2x-20=O | | -4-7x=45 | | AB+ABC+ABCD=2005 | | 3/7-2/m | | b^2=-8/9 | | 2t-cost=0 | | -4(w+4)=2w-7+3(3w+3) | | 8x^2-16x+160=0 | | c+44=c | | -8(x+8)=3x+2 | | 9v-26=7v-14 |