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| ln(x^2-1)=ln(4x-1)-2ln(2) | | sin(10+x)=0.75 | | -1=3+4v | | 8=14+2w | | 2x-144=58+49x | | (3x+6)(3x+10)=64 | | 12b^2-17b-99=0 | | 6[x+20]=168 | | 4(3-2)=8I-5 | | 8u+(-6)=8u-11 | | 2/5t-1=9/5 | | (9y+2)-(5y-7)= | | 2/5-1=9/5 | | 6r^2+r-70=0 | | -5(2x-3)=2(x-15)-27 | | 6-2x^2=22 | | (5-2)(180)=360 | | 2x+26=9x-56 | | 3y+6=5y+18 | | 4x^2-10=-1 | | 79=7x+3(4x-1) | | 4x-2=4x-9 | | 7g^2-2g=-10 | | (16+6i)((12-10i)-(2-5i))= | | 4(20-x)-3x=17 | | 4v+1=7v-8 | | (x+2)(x-5)=30 | | 11-x^2=36 | | 7(18-x)+2x=-39 | | 4v+1=7x-8 | | 24-7x=137 | | 6t^2-90=0 |